diff --git a/.github/ci_images/bionic_builder.dockerfile b/.github/ci_images/bionic_builder.dockerfile
new file mode 100644
index 0000000..c45cb78
--- /dev/null
+++ b/.github/ci_images/bionic_builder.dockerfile
@@ -0,0 +1,33 @@
+FROM ubuntu:bionic
+
+ENV LANG C.UTF-8
+ENV OS_NAME bionic
+
+RUN apt update -q \
+  && apt install -q -y --no-install-recommends \
+# Base build tools
+    build-essential automake libtool cmake ccache pkg-config autopoint patch \
+    python3-pip python3-setuptools python3-wheel git subversion wget unzip \
+    ninja-build openssh-client \
+# Packaged dependencies
+    libbz2-dev libmagic-dev uuid-dev zlib1g-dev \
+    libmicrohttpd-dev aria2 libgtest-dev \
+# Qt packages
+    libqt5gui5 qtbase5-dev qtwebengine5-dev libqt5svg5-dev qt5-image-formats-plugins qt5-default \
+# To create the appimage of kiwix-desktop
+    libfuse2 fuse patchelf \
+# Flatpak tools
+    elfutils flatpak flatpak-builder \
+# Cross win32 compiler
+    g++-mingw-w64-i686 gcc-mingw-w64-i686 gcc-mingw-w64-base mingw-w64-tools \
+# Other tools (to remove)
+#    vim less grep \
+  && apt-get clean -y \
+  && rm -rf /var/lib/apt/lists/* /usr/share/doc/* /var/cache/debconf/* \
+  && pip3 install meson==0.52.1 pytest gcovr
+
+# Create user
+RUN useradd --create-home runner
+USER runner
+WORKDIR /home/runner
+ENV PATH /home/runner/.local/bin:$PATH
diff --git a/.github/ci_images/f31_builder.dockerfile b/.github/ci_images/f31_builder.dockerfile
new file mode 100644
index 0000000..62ed448
--- /dev/null
+++ b/.github/ci_images/f31_builder.dockerfile
@@ -0,0 +1,27 @@
+FROM fedora:31
+
+ENV LANG C.UTF-8
+ENV OS_NAME f31
+
+RUN dnf install -y --nodocs \
+# Base build tools
+    make automake libtool cmake git-core subversion pkg-config gcc-c++ \
+    wget unzip ninja-build ccache which patch gcovr xz openssh-clients \
+# Cross win32 compiler
+    mingw32-gcc-c++ mingw32-bzip2-static mingw32-win-iconv-static \
+    mingw32-winpthreads-static mingw32-zlib-static mingw32-xz-libs-static \
+    mingw32-libmicrohttpd \
+# python3
+    python-unversioned-command \
+# Other tools (to remove)
+#    vim less grep
+  && dnf remove -y "*-doc" \
+  && dnf autoremove -y \
+  && dnf clean all \
+  && pip3 install meson==0.52.1 pytest
+
+# Create user
+RUN useradd --create-home runner
+USER runner
+WORKDIR /home/runner
+ENV PATH /home/runner/.local/bin:$PATH
diff --git a/.github/ci_images/focal_builder.dockerfile b/.github/ci_images/focal_builder.dockerfile
new file mode 100644
index 0000000..b3b9a00
--- /dev/null
+++ b/.github/ci_images/focal_builder.dockerfile
@@ -0,0 +1,33 @@
+FROM ubuntu:focal
+
+ENV LANG C.UTF-8
+ENV OS_NAME focal
+
+RUN apt update -q \
+  && apt install -q -y --no-install-recommends \
+# Base build tools
+    build-essential automake libtool cmake ccache pkg-config autopoint patch \
+    python3-pip python3-setuptools python3-wheel git subversion wget unzip \
+    ninja-build openssh-client \
+# Packaged dependencies
+    libbz2-dev libmagic-dev uuid-dev zlib1g-dev \
+    libmicrohttpd-dev aria2 libgtest-dev \
+# Qt packages
+    libqt5gui5 qtbase5-dev qtwebengine5-dev libqt5svg5-dev qt5-image-formats-plugins qt5-default \
+# To create the appimage of kiwix-desktop
+    libfuse2 fuse patchelf \
+# Flatpak tools
+    elfutils flatpak flatpak-builder \
+# Cross win32 compiler
+    g++-mingw-w64-i686 gcc-mingw-w64-i686 gcc-mingw-w64-base mingw-w64-tools \
+# Other tools (to remove)
+#    vim less grep \
+  && apt-get clean -y \
+  && rm -rf /var/lib/apt/lists/* /usr/share/doc/* /var/cache/debconf/* \
+  && pip3 install meson==0.52.1 pytest gcovr
+
+# Create user
+RUN useradd --create-home runner
+USER runner
+WORKDIR /home/runner
+ENV PATH /home/runner/.local/bin:$PATH
diff --git a/.github/ci_images/xenial_builder.dockerfile b/.github/ci_images/xenial_builder.dockerfile
new file mode 100644
index 0000000..2b634a4
--- /dev/null
+++ b/.github/ci_images/xenial_builder.dockerfile
@@ -0,0 +1,30 @@
+FROM ubuntu:xenial
+
+ENV LANG C.UTF-8
+ENV OS_NAME xenial
+
+RUN apt update -q \
+  && dpkg --add-architecture i386 \
+  && apt install -q -y --no-install-recommends \
+# Base build tools
+    build-essential automake libtool cmake ccache pkg-config autopoint patch \
+    python3-pip python3-setuptools python3-wheel git subversion wget unzip \
+    ninja-build openssh-client curl \
+# Python (2) is needed to install android-ndk
+    python \
+# Packaged dependencies
+    libbz2-dev libmagic-dev uuid-dev zlib1g-dev default-jdk \
+    libmicrohttpd-dev libgtest-dev \
+# Cross compile i586
+    libc6-dev-i386 lib32stdc++6 gcc-multilib g++-multilib \
+# Other tools (to remove)
+#    vim less grep \
+  && apt-get clean -y \
+  && rm -rf /var/lib/apt/lists/* /usr/share/doc/* /var/cache/debconf/* \
+  && pip3 install meson==0.52.1 pytest gcovr
+
+# Create user
+RUN useradd --create-home runner
+USER runner
+WORKDIR /home/runner
+ENV PATH /home/runner/.local/bin:$PATH
diff --git a/.github/scripts/common.py b/.github/scripts/common.py
new file mode 100644
index 0000000..de52aa9
--- /dev/null
+++ b/.github/scripts/common.py
@@ -0,0 +1,169 @@
+import os
+from os import environ as _environ
+from pathlib import Path
+from datetime import date
+import tarfile
+import subprocess
+import re
+
+from kiwixbuild.versions import base_deps_versions
+
+
+PLATFORM_TARGET = _environ["PLATFORM_TARGET"]
+if PLATFORM_TARGET == "native_desktop":
+    PLATFORM_TARGET = "native_dyn"
+    DESKTOP = True
+else:
+    DESKTOP = False
+OS_NAME = _environ["OS_NAME"]
+HOME = Path(os.path.expanduser("~"))
+
+BASE_DIR = HOME / "BUILD_{}".format(PLATFORM_TARGET)
+SOURCE_DIR = HOME / "SOURCE"
+ARCHIVE_DIR = HOME / "ARCHIVE"
+INSTALL_DIR = BASE_DIR / "INSTALL"
+TMP_DIR = Path("/tmp")
+
+# [TODO]
+KIWIX_DESKTOP_ONLY = False
+
+_ref = _environ.get("GITHUB_REF", "").split("/")[-1]
+MAKE_RELEASE = re.fullmatch(r"[0-9]+\.[0-9]+\.[0-9]+", _ref) is not None
+
+
+def print_message(message, *args, **kwargs):
+    message = message.format(*args, **kwargs)
+    message = "{0} {1} {0}".format("-" * 3, message)
+    print(message, flush=True)
+
+
+MANIFEST_TEMPLATE = """{archive_name}
+***************************
+
+Dependencies archive for {target} on platform {platform}
+Generated at {date}
+"""
+
+
+def write_manifest(manifest_file, archive_name, target, platform):
+    with manifest_file.open(mode="w") as f:
+        f.write(
+            MANIFEST_TEMPLATE.format(
+                archive_name=archive_name,
+                target=target,
+                platform=platform,
+                date=date.today().isoformat(),
+            )
+        )
+
+
+def run_kiwix_build(
+    target,
+    platform,
+    build_deps_only=False,
+    target_only=False,
+    make_release=False,
+    make_dist=False,
+):
+    command = ["kiwix-build"]
+    command.append(target)
+    command.append("--hide-progress")
+    if platform == "flatpak" or platform.startswith("win32_"):
+        command.append("--assume-packages-installed")
+    if target == "kiwix-lib-app" and platform.startswith("android_"):
+        command.extend(["--target-platform", "android", "--android-arch", platform[8:]])
+    elif platform == "android":
+        command.extend(["--target-platform", "android"])
+        for arch in ("arm", "arm64", "x86", "x86_64"):
+            command.extend(["--android-arch", arch])
+    else:
+        command.extend(["--target-platform", platform])
+    if build_deps_only:
+        command.append("--build-deps-only")
+    if target_only:
+        command.append("--build-nodeps")
+    if make_release:
+        command.append("--make-release")
+    if make_dist:
+        command.append("--make-dist")
+    print_message(
+        "Build {} (deps={}, release={}, dist={})",
+        target,
+        build_deps_only,
+        make_release,
+        make_dist,
+    )
+    env = dict(_environ)
+    env['SKIP_BIG_MEMORY_TEST'] = '1'
+    subprocess.check_call(command, cwd=str(HOME), env=env)
+    print_message("Build ended")
+
+
+def upload(file_to_upload, host, dest_path):
+    command = [
+        "scp",
+        "-i",
+        _environ.get("SSH_KEY"),
+        "-o",
+        "StrictHostKeyChecking=no",
+        str(file_to_upload),
+        "{}:{}".format(host, dest_path),
+    ]
+    print_message("Sending archive with command {}", command)
+    subprocess.check_call(command)
+
+
+def make_deps_archive(target=None, name=None, full=False):
+    archive_name = name or "deps2_{}_{}_{}.tar.xz".format(
+        OS_NAME, PLATFORM_TARGET, target
+    )
+    print_message("Create archive {}.", archive_name)
+    files_to_archive = [INSTALL_DIR]
+    files_to_archive += HOME.glob("BUILD_*/LOGS")
+    if PLATFORM_TARGET == "native_mixed":
+        files_to_archive += [HOME / "BUILD_native_static" / "INSTALL"]
+    if PLATFORM_TARGET.startswith("android"):
+        files_to_archive.append(HOME / "BUILD_neutral" / "INSTALL")
+    if PLATFORM_TARGET == "android":
+        for arch in ("arm", "arm64", "x86", "x86_64"):
+            base_dir = HOME / "BUILD_android_{}".format(arch)
+            files_to_archive.append(base_dir / "INSTALL")
+            if (base_dir / "meson_cross_file.txt").exists():
+                files_to_archive.append(base_dir / "meson_cross_file.txt")
+    files_to_archive += HOME.glob("BUILD_*/android-ndk*")
+    files_to_archive += HOME.glob("BUILD_*/android-sdk*")
+    if (BASE_DIR / "meson_cross_file.txt").exists():
+        files_to_archive.append(BASE_DIR / "meson_cross_file.txt")
+
+    manifest_file = BASE_DIR / "manifest.txt"
+    write_manifest(manifest_file, archive_name, target, PLATFORM_TARGET)
+    files_to_archive.append(manifest_file)
+
+    relative_path = HOME
+    if full:
+        files_to_archive += ARCHIVE_DIR.glob(".*_ok")
+        files_to_archive += BASE_DIR.glob("*/.*_ok")
+        files_to_archive += (HOME / "BUILD_native_dyn").glob("*/.*_ok")
+        files_to_archive += (HOME / "BUILD_native_static").glob("*/.*_ok")
+        files_to_archive += HOME.glob("BUILD_android*/**/.*_ok")
+        files_to_archive += SOURCE_DIR.glob("*/.*_ok")
+        files_to_archive += [
+            SOURCE_DIR / "pugixml-{}".format(base_deps_versions["pugixml"])
+        ]
+        files_to_archive += HOME.glob(
+            "BUILD_*/pugixml-{}".format(base_deps_versions["pugixml"])
+        )
+        if PLATFORM_TARGET.startswith("armhf"):
+            files_to_archive += (SOURCE_DIR / "armhf").glob("*")
+        toolchains_subdirs = HOME.glob("BUILD_*/TOOLCHAINS/*/*")
+        for subdir in toolchains_subdirs:
+            if not subdir.match("tools"):
+                files_to_archive.append(subdir)
+
+    archive_file = TMP_DIR / archive_name
+    with tarfile.open(str(archive_file), "w:xz") as tar:
+        for name in set(files_to_archive):
+            print(".{}".format(name), flush=True)
+            tar.add(str(name), arcname=str(name.relative_to(relative_path)))
+
+    return archive_file
diff --git a/.github/scripts/compile_all_deps.py b/.github/scripts/compile_all_deps.py
new file mode 100755
index 0000000..d6d5197
--- /dev/null
+++ b/.github/scripts/compile_all_deps.py
@@ -0,0 +1,36 @@
+#!/usr/bin/env python3
+
+import os
+
+from common import (
+    run_kiwix_build,
+    make_deps_archive,
+    upload,
+    OS_NAME,
+    PLATFORM_TARGET,
+    DESKTOP,
+    KIWIX_DESKTOP_ONLY,
+)
+
+if PLATFORM_TARGET.startswith("android_"):
+    TARGETS = ("libzim", "kiwix-lib")
+elif PLATFORM_TARGET.startswith("iOS"):
+    TARGETS = ("libzim", "kiwix-lib")
+elif PLATFORM_TARGET.startswith("native_"):
+    if OS_NAME == "osx":
+        TARGETS = ("libzim", "zimwriterfs", "zim-tools", "kiwix-lib")
+    else:
+        if DESKTOP:
+            TARGETS = ("kiwix-desktop",)
+        elif PLATFORM_TARGET == "native_mixed":
+            TARGETS = ("libzim",)
+        else:
+            TARGETS = ("libzim", "zimwriterfs", "zim-tools", "kiwix-lib", "kiwix-tools")
+else:
+    TARGETS = ("libzim", "zim-tools", "kiwix-lib", "kiwix-tools")
+
+for target in TARGETS:
+    run_kiwix_build(target, platform=PLATFORM_TARGET, build_deps_only=True)
+    archive_file = make_deps_archive(target=target)
+    upload(archive_file, "ci@tmp.kiwix.org", "/data/tmp/ci")
+    os.remove(str(archive_file))
diff --git a/.github/scripts/ensure_base_deps.py b/.github/scripts/ensure_base_deps.py
new file mode 100755
index 0000000..004f837
--- /dev/null
+++ b/.github/scripts/ensure_base_deps.py
@@ -0,0 +1,71 @@
+#!/usr/bin/env python3
+
+import os
+import tarfile
+from urllib.request import urlopen
+from urllib.error import URLError
+
+from kiwixbuild.versions import base_deps_meta_version
+
+from common import (
+    print_message,
+    run_kiwix_build,
+    upload,
+    make_deps_archive,
+    HOME,
+    PLATFORM_TARGET,
+    OS_NAME,
+    MAKE_RELEASE,
+)
+
+def download_base_archive(base_name):
+    url = "http://tmp.kiwix.org/ci/{}".format(base_name)
+    file_path = str(HOME / base_name)
+    batch_size = 1024 * 1024 * 8
+    with urlopen(url) as resource, open(file_path, "wb") as file:
+        while True:
+            batch = resource.read(batch_size)
+            if not batch:
+                break
+            print(".", end="", flush=True)
+            file.write(batch)
+    return file_path
+
+
+ARCHIVE_NAME_TEMPLATE = "base_deps2_{os}_{platform}_{version}_{release}.tar.xz"
+base_dep_archive_name = ARCHIVE_NAME_TEMPLATE.format(
+    os=OS_NAME,
+    platform=PLATFORM_TARGET,
+    version=base_deps_meta_version,
+    release="release" if MAKE_RELEASE else "debug",
+)
+
+print_message("Getting archive {}", base_dep_archive_name)
+try:
+    local_filename = download_base_archive(base_dep_archive_name)
+    with tarfile.open(local_filename) as f:
+        f.extractall(str(HOME))
+    os.remove(str(local_filename))
+except URLError:
+    print_message("Cannot get archive. Build dependencies")
+    if PLATFORM_TARGET == "android":
+        for arch in ("arm", "arm64", "x86", "x86_64"):
+            archive_name = ARCHIVE_NAME_TEMPLATE.format(
+                os=OS_NAME,
+                platform="android_{}".format(arch),
+                version=base_deps_meta_version,
+                release="release" if MAKE_RELEASE else "debug",
+            )
+            print_message("Getting archive {}", archive_name)
+            try:
+                local_filename = download_base_archive(archive_name)
+                with tarfile.open(local_filename) as f:
+                    f.extractall(str(HOME))
+                os.remove(str(local_filename))
+            except URLError:
+                pass
+    else:
+        run_kiwix_build("alldependencies", platform=PLATFORM_TARGET)
+        archive_file = make_deps_archive(name=base_dep_archive_name, full=True)
+        upload(archive_file, "ci@tmp.kiwix.org", "/data/tmp/ci")
+        os.remove(str(archive_file))
diff --git a/.github/scripts/upload_failure_logs.sh b/.github/scripts/upload_failure_logs.sh
new file mode 100755
index 0000000..240a915
--- /dev/null
+++ b/.github/scripts/upload_failure_logs.sh
@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+
+set -e
+
+cd $HOME
+
+ARCHIVE_NAME=fail_log_${OS_NAME}_${PLATFORM_TARGET}.tar.gz
+tar -czf ${ARCHIVE_NAME} $HOME/BUILD_* $HOME/SOURCE $HOME/LOGS $HOME/TOOLCHAINS
+
+echo "Uploading archive $ARCHIVE_NAME"
+
+scp -p -i ${SSH_KEY} \
+  -o PasswordAuthentication=no \
+  -o StrictHostKeyChecking=no \
+  $ARCHIVE_NAME \
+  ci@tmp.kiwix.org:/data/tmp/ci
diff --git a/.github/workflows/base.yml b/.github/workflows/base.yml
new file mode 100644
index 0000000..0e2ad1b
--- /dev/null
+++ b/.github/workflows/base.yml
@@ -0,0 +1,181 @@
+name: Build Base
+
+on: [push]
+
+env:
+  DOCKER_VERSION: 26
+
+jobs:
+  Docker:
+    strategy:
+      fail-fast: false
+      matrix:
+        variant: [xenial, bionic, f31, focal]
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Build docker image
+      shell: bash
+      run: |
+        TAGNAME=${{matrix.variant}}-${DOCKER_VERSION}
+        if [ ! $(curl -sflL https://hub.docker.com/v2/repositories/kiwix/kiwix-build_ci/tags/${TAGNAME}) ]
+        then
+          echo "${{secrets.docker_password}}" | docker login -u "${{secrets.docker_username}}" --password-stdin
+          FULLTAGNAME=kiwix/kiwix-build_ci:${TAGNAME}
+          docker build -t ${FULLTAGNAME} - < ${GITHUB_WORKSPACE}/.github/ci_images/${{matrix.variant}}_builder.dockerfile
+          docker push ${FULLTAGNAME}
+        fi
+
+  Linux:
+    strategy:
+      fail-fast: false
+      matrix:
+        target:
+          - native_static
+          - native_dyn
+          - native_mixed
+          - native_desktop
+          - armhf_static
+          - armhf_dyn
+          - win32_static
+          - win32_dyn
+          - i586_static
+          - i586_dyn
+          - android_arm
+          - android_arm64
+          - android_x86
+          - android_x86_64
+        include:
+          - target: native_static
+            image_variant: xenial
+            lib_postfix: '/x86_64-linux-gnu'
+          - target: native_dyn
+            image_variant: xenial
+            lib_postfix: '/x86_64-linux-gnu'
+          - target: native_mixed
+            image_variant: xenial
+            lib_postfix: '/x86_64-linux-gnu'
+          - target: native_desktop
+            image_variant: bionic
+            lib_postfix: '/x86_64-linux-gnu'
+          - target: armhf_static
+            image_variant: xenial
+            lib_postfix: '/x86_64-linux-gnu'
+          - target: armhf_dyn
+            image_variant: xenial
+            lib_postfix: '/x86_64-linux-gnu'
+          - target: win32_static
+            image_variant: f31
+            lib_postfix: '64'
+          - target: win32_dyn
+            image_variant: f31
+            lib_postfix: '64'
+          - target: i586_static
+            image_variant: xenial
+            lib_postfix: '/x86_64-linux-gnu'
+          - target: i586_dyn
+            image_variant: xenial
+            lib_postfix: '/x86_64-linux-gnu'
+          - target: android_arm
+            image_variant: xenial
+            lib_postfix: '/x86_64-linux-gnu'
+          - target: android_arm64
+            image_variant: xenial
+            lib_postfix: '/x86_64-linux-gnu'
+          - target: android_x86
+            image_variant: xenial
+            lib_postfix: '/x86_64-linux-gnu'
+          - target: android_x86_64
+            image_variant: xenial
+            lib_postfix: '/x86_64-linux-gnu'
+    env:
+      HOME: /home/runner
+      SSH_KEY: /tmp/id_rsa
+    runs-on: ubuntu-latest
+    needs: Docker
+    container:
+      image: "kiwix/kiwix-build_ci:${{matrix.image_variant}}-26"
+    steps:
+    - name: Checkout code
+      shell: bash
+      run: |
+        cd $HOME
+        git clone https://github.com/${REP} --depth=1 --branch ${GITHUB_REF##*/}
+        pip3 install --user --no-deps ./${REP##*/}
+      env:
+        REP: ${{github.repository}}
+    - name: secret
+      shell: bash
+      run: |
+        echo "${{secrets.ssh_key}}" > $SSH_KEY
+        chmod 600 $SSH_KEY
+    - name: Ensure base deps
+      shell: bash
+      run: |
+        cd $HOME
+        kiwix-build/.github/scripts/ensure_base_deps.py
+      env:
+        PLATFORM_TARGET: ${{matrix.target}}
+    - name: Compile all deps
+      shell: bash
+      run: |
+        cd $HOME
+        kiwix-build/.github/scripts/compile_all_deps.py
+      env:
+        PLATFORM_TARGET: ${{matrix.target}}
+    - name: Upload failure logs
+      if: failure()
+      run: $HOME/kiwix-build/.github/scripts/upload_failure_logs.sh
+      env:
+        PLATFORM_TARGET: ${{matrix.target}}
+
+
+  Macos:
+    strategy:
+      fail-fast: false
+      matrix:
+        target:
+          - native_dyn
+    runs-on: macos-latest
+    env:
+      SSH_KEY: /tmp/id_rsa
+      OS_NAME: osx
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v1
+    - name: Setup python 3.6
+      uses: actions/setup-python@v1
+      with:
+        python-version: '3.6'
+    - name: Install packages
+      uses: mstksg/get-package@v1
+      with:
+        brew: pkg-config ninja
+    - name: Install python modules
+      run: |
+        pip3 install meson==0.52.1 pytest
+        pip3 install --no-deps $GITHUB_WORKSPACE
+    - name: secret
+      shell: bash
+      run: |
+        echo "${{secrets.ssh_key}}" > $SSH_KEY
+        chmod 600 $SSH_KEY
+    - name: Ensure base deps
+      shell: bash
+      run: |
+        cd $HOME
+        $GITHUB_WORKSPACE/.github/scripts/ensure_base_deps.py
+      env:
+        PLATFORM_TARGET: ${{matrix.target}}
+    - name: Compile all deps
+      shell: bash
+      run: |
+        cd $HOME
+        $GITHUB_WORKSPACE/.github/scripts/compile_all_deps.py
+      env:
+        PLATFORM_TARGET: ${{matrix.target}}
+    - name: Upload failure logs
+      if: failure()
+      run: $GITHUB_WORKSPACE/.github/scripts/upload_failure_logs.sh
+      env:
+        PLATFORM_TARGET: ${{matrix.target}}
diff --git a/.travis.yml b/.travis.yml
index 6a9eb8c..6b78217 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -114,7 +114,7 @@ env:
   global:
     - NIGHTLY_DATE=$(date +%Y-%m-%d)
     - SSH_KEY=/tmp/private/travisci_builder_id_key
-    - DOCKER_VERSION=2
+    - DOCKER_VERSION=4
   matrix:
     - PLATFORM="flatpak" DESKTOP_ONLY=1
     - PLATFORM="native_dyn"
diff --git a/kiwixbuild/platforms/android.py b/kiwixbuild/platforms/android.py
index c7e0b0e..668a2ab 100644
--- a/kiwixbuild/platforms/android.py
+++ b/kiwixbuild/platforms/android.py
@@ -26,8 +26,10 @@ class AndroidPlatformInfo(PlatformInfo):
 
     def binaries(self):
         install_path = self.install_path
-        return {k:pj(install_path, 'bin', v)
-                for k,v in self.binaries_name.items()}
+        binaries = {k:pj(install_path, 'bin', v)
+                    for k,v in self.binaries_name.items()}
+        binaries['PKGCONFIG'] = 'pkg-config'
+        return binaries
 
     @property
     def ndk_builder(self):
@@ -40,9 +42,6 @@ class AndroidPlatformInfo(PlatformInfo):
     def get_cross_config(self):
         extra_libs = ['-llog']
         extra_cflags = ['-I{}'.format(pj(self.buildEnv.install_dir, 'include'))]
-        if hasattr(self, 'march'):
-            extra_libs.append('-march={}'.format(self.march))
-            extra_cflags.append('-march={}'.format(self.march))
         return {
             'exe_wrapper_def': '',
             'install_path': self.install_path,
@@ -65,11 +64,10 @@ class AndroidPlatformInfo(PlatformInfo):
 
     def set_env(self, env):
         root_path = pj(self.install_path, 'sysroot')
-        march = '-march={}'.format(self.march) if hasattr(self,'march') else ''
         env['PKG_CONFIG_LIBDIR'] = pj(root_path, 'lib', 'pkgconfig')
-        env['CFLAGS'] = '-fPIC -D_LARGEFILE64_SOURCE=1 -D_FILE_OFFSET_BITS=64 --sysroot={} {} '.format(root_path, march) + env['CFLAGS']
-        env['CXXFLAGS'] = '-fPIC -D_LARGEFILE64_SOURCE=1 -D_FILE_OFFSET_BITS=64 --sysroot={} {} '.format(root_path, march) + env['CXXFLAGS']
-        env['LDFLAGS'] = '--sysroot={} {} '.format(root_path, march) + env['LDFLAGS']
+        env['CFLAGS'] = '-fPIC -D_LARGEFILE64_SOURCE=1 -D_FILE_OFFSET_BITS=64 --sysroot={} '.format(root_path) + env['CFLAGS']
+        env['CXXFLAGS'] = '-fPIC -D_LARGEFILE64_SOURCE=1 -D_FILE_OFFSET_BITS=64 --sysroot={} '.format(root_path) + env['CXXFLAGS']
+        env['LDFLAGS'] = '--sysroot={} '.format(root_path) + env['LDFLAGS']
         #env['CFLAGS'] = ' -fPIC -D_FILE_OFFSET_BITS=64 -O3 '+env['CFLAGS']
         #env['CXXFLAGS'] = (' -D__OPTIMIZE__ -fno-strict-aliasing '
         #                   ' -DU_HAVE_NL_LANGINFO_CODESET=0 '
@@ -97,7 +95,6 @@ class AndroidArm(AndroidPlatformInfo):
     arch = cpu = 'arm'
     arch_full = 'arm-linux-androideabi'
     abi = 'armeabi-v7a'
-    march = 'armv7-a'
 
 
 class AndroidArm64(AndroidPlatformInfo):
diff --git a/kiwixbuild/platforms/armhf.py b/kiwixbuild/platforms/armhf.py
index d07710d..6e0497d 100644
--- a/kiwixbuild/platforms/armhf.py
+++ b/kiwixbuild/platforms/armhf.py
@@ -49,8 +49,10 @@ class ArmhfPlatformInfo(PlatformInfo):
                              ('RANLIB', 'ranlib'),
                              ('LD', 'ld'))
                )
-        return {k:pj(self.root_path, 'bin', v)
-                for k,v in binaries}
+        binaries = {k:pj(self.root_path, 'bin', v)
+                    for k,v in binaries}
+        binaries['PKGCONFIG'] = 'pkg-config'
+        return binaries
 
     @property
     def exe_wrapper_def(self):
diff --git a/kiwixbuild/platforms/i586.py b/kiwixbuild/platforms/i586.py
index ec1160a..e090001 100644
--- a/kiwixbuild/platforms/i586.py
+++ b/kiwixbuild/platforms/i586.py
@@ -37,7 +37,8 @@ class I586PlatformInfo(PlatformInfo):
                              ('AR', 'ar'),
                              ('STRIP', 'strip'),
                              ('RANLIB', 'ranlib'),
-                             ('LD', 'ld'))
+                             ('LD', 'ld'),
+                             ('PKGCONFIG', 'pkg-config'))
                }
 
     def set_env(self, env):
diff --git a/kiwixbuild/platforms/ios.py b/kiwixbuild/platforms/ios.py
index 523d426..df08374 100644
--- a/kiwixbuild/platforms/ios.py
+++ b/kiwixbuild/platforms/ios.py
@@ -64,6 +64,7 @@ class iOSPlatformInfo(PlatformInfo):
             'STRIP': '/usr/bin/strip',
             'RANLIB': '/usr/bin/ranlib',
             'LD': '/usr/bin/ld',
+            'PKGCONFIG': 'pkg-config',
         }
 
     @property
diff --git a/kiwixbuild/platforms/win32.py b/kiwixbuild/platforms/win32.py
index b2f3fa6..17b37c4 100644
--- a/kiwixbuild/platforms/win32.py
+++ b/kiwixbuild/platforms/win32.py
@@ -49,7 +49,8 @@ class Win32PlatformInfo(PlatformInfo):
                              ('AR', 'ar'),
                              ('STRIP', 'strip'),
                              ('WINDRES', 'windres'),
-                             ('RANLIB', 'ranlib'))
+                             ('RANLIB', 'ranlib'),
+                             ('PKGCONFIG', 'pkg-config'))
                }
 
     @property
diff --git a/kiwixbuild/templates/meson_cross_file.txt b/kiwixbuild/templates/meson_cross_file.txt
index 6a664de..d5e6716 100644
--- a/kiwixbuild/templates/meson_cross_file.txt
+++ b/kiwixbuild/templates/meson_cross_file.txt
@@ -1,5 +1,5 @@
 [binaries]
-pkgconfig = 'pkg-config'
+pkgconfig = '{binaries[PKGCONFIG]}'
 c = '{binaries[CC]}'
 ar = '{binaries[AR]}'
 cpp = '{binaries[CXX]}'
diff --git a/setup.py b/setup.py
index eb1642d..0deb12f 100644
--- a/setup.py
+++ b/setup.py
@@ -35,7 +35,7 @@ setup(
     packages=find_packages(),
     include_package_data=True,
     install_requires=[
-        'meson==0.49.2'
+        'meson==0.52.1'
     ],
     entry_points={
         'console_scripts': [
diff --git a/travis/xenial_builder.dockerfile b/travis/xenial_builder.dockerfile
index 3508ace..e0b7bcb 100644
--- a/travis/xenial_builder.dockerfile
+++ b/travis/xenial_builder.dockerfile
@@ -20,7 +20,9 @@ RUN apt update -q && \
 #    vim less grep \
   && \
   apt-get clean -y && \
-  rm -rf /var/lib/apt/lists/* /usr/share/doc/* /var/cache/debconf/*
+  rm -rf /var/lib/apt/lists/* /usr/share/doc/* /var/cache/debconf/* && \
+  pip3 install --upgrade pip && \
+  pip3 install meson==0.52.1 pytest gcovr
 
 # Create user
 RUN useradd --create-home ci_builder
@@ -32,4 +34,4 @@ ENV TRAVIS_BUILD_DIR /home/ci_builder/kiwix-build
 ENV GRADLE_USER_HOME /home/ci_builder
 ENV TRAVIS_OS_NAME linux_xenial
 
-CMD pip3 install --user ./kiwix-build && kiwix-build/travis/compile_all.py
+CMD pip3 install --user --no-deps ./kiwix-build && kiwix-build/travis/compile_all.py