diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index e34a0cc..0d5f294 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,6 +1,6 @@
 name: Build OpenJDK for Android
 
-on: [push]
+on: [push, pull_request, workflow_dispatch]
 
 jobs:
   build:
@@ -40,3 +40,36 @@ jobs:
       with:
         name: "jre8-debuginfo-${{matrix.arch}}"
         path: dizout
+  pojav:
+    needs: build
+    runs-on: ubuntu-20.04
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v2
+    - name: Get jre8-aarch32
+      uses: actions/download-artifact@v2
+      with:
+        name: jre8-aarch32
+        path: pojav
+    - name: Get jre8-aarch64
+      uses: actions/download-artifact@v2
+      with:
+        name: jre8-aarch64
+        path: pojav
+    - name: Get jre8-x86
+      uses: actions/download-artifact@v2
+      with:
+        name: jre8-x86
+        path: pojav
+    - name: Get jre8-x86_64
+      uses: actions/download-artifact@v2
+      with:
+        name: jre8-x86_64
+        path: pojav
+    - name: Repack JRE
+      run: bash "repackjre.sh" $GITHUB_WORKSPACE/pojav $GITHUB_WORKSPACE/pojav/jre8-pojav
+    - name: Upload artifact
+      uses: actions/upload-artifact@v2
+      with:
+          name: jre8-pojav
+          path: pojav/jre8-pojav/*
diff --git a/repackjre.sh b/repackjre.sh
new file mode 100644
index 0000000..7fc58f6
--- /dev/null
+++ b/repackjre.sh
@@ -0,0 +1,37 @@
+## Usage:
+## ./repackjre.sh [path_to_normal_jre_tarballs] [output_path]
+
+# set args
+export in="$1"
+export out="$2"
+
+# set working dirs
+work="$in/work"
+work1="$in/work1"
+
+# make sure paths exist
+mkdir -p $work
+mkdir -p $work1
+mkdir -p "$out"
+
+# here comes a not-so-complicated functions to easily make desired arch
+## Usage: makearch [jre_libs_dir_name] [name_in_tarball]
+makearch () { echo "Making $2..."; cd "$work"; tar xf $(find "$in" -name jre8-$2-*release.tar.xz) > /dev/null 2>&1; mv bin "$work1"/;  mkdir -p "$work1"/lib; mv lib/$1 "$work1"/lib/; mv lib/jexec "$work1"/lib/; tar cJf bin-$2.tar.xz -C "$work1" . > /dev/null 2>&1; mv bin-$2.tar.xz "$out"/; rm -rf "$work"/*; rm -rf "$work1"/*; }
+
+# this one's static
+makeuni () { echo "Making universal..."; cd "$work"; tar xf $(find "$in" -name jre8-arm64-*release.tar.xz) > /dev/null 2>&1; rm -rf bin; rm -rf lib/aarch64; rm lib/jexec; tar cJf universal.tar.xz * > /dev/null 2>&1; mv universal.tar.xz "$out"/; rm -rf "$work"/*; }
+
+# now time to use them!
+makeuni
+makearch aarch32 arm
+makearch aarch64 arm64
+makearch i386 x86
+makearch amd64 x86_64
+
+# if running under GitHub Actions, write commit sha, else formatted system date
+if [ -n "$GITHUB_SHA" ]
+then
+echo $GITHUB_SHA>"$out"/version
+else
+date +%Y%m%d>"$out"/version
+fi