diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index d4a146c4a..9c9e0f1f3 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -106,7 +106,7 @@ jobs:
             qt_ver: 6
             qt_host: mac
             qt_arch: ""
-            qt_version: "6.8.1"
+            qt_version: "6.7.3"
             qt_modules: "qt5compat qtimageformats qtnetworkauth"
 
           - os: macos-14
diff --git a/.github/workflows/nix.yml b/.github/workflows/nix.yml
index 6442b7671..62160b124 100644
--- a/.github/workflows/nix.yml
+++ b/.github/workflows/nix.yml
@@ -2,21 +2,30 @@ name: Nix
 
 on:
   push:
-    paths-ignore:
-      - "**.md"
-      - "**/LICENSE"
-      - ".github/ISSUE_TEMPLATE/**"
-      - ".markdownlint**"
-      - "flatpak/**"
     tags:
       - "*"
+    paths-ignore:
+      - ".github/**"
+      - "!.github/workflows/nix.yml"
+      - "flatpak/"
+      - "scripts/"
+
+      - ".git*"
+      - ".envrc"
+      - "**.md"
+      - "!COPYING.md"
+      - "renovate.json"
   pull_request_target:
     paths-ignore:
+      - ".github/**"
+      - "flatpak/"
+      - "scripts/"
+
+      - ".git*"
+      - ".envrc"
       - "**.md"
-      - "**/LICENSE"
-      - ".github/ISSUE_TEMPLATE/**"
-      - ".markdownlint**"
-      - "flatpak/**"
+      - "!COPYING.md"
+      - "renovate.json"
   workflow_dispatch:
 
 permissions:
@@ -62,7 +71,7 @@ jobs:
 
         # For PRs
       - name: Setup Nix Magic Cache
-        if: ${{ env.USE_DETERMINATE }}
+        if: ${{ env.USE_DETERMINATE == 'true' }}
         uses: DeterminateSystems/flakehub-cache-action@v1
 
         # For in-tree builds
@@ -78,11 +87,17 @@ jobs:
           nix flake check --print-build-logs --show-trace
 
       - name: Build debug package
-        if: ${{ env.DEBUG }}
+        if: ${{ env.DEBUG == 'true' }}
         run: |
           nix build --print-build-logs .#fjordlauncher-debug
 
       - name: Build release package
-        if: ${{ !env.DEBUG }}
+        if: ${{ env.DEBUG == 'false' }}
+        env:
+          TAG: ${{ github.ref_name }}
+          SYSTEM: ${{ matrix.system }}
         run: |
           nix build --print-build-logs .#fjordlauncher
+          nix build --no-link --print-out-paths .#fjordlauncher \
+            | tee -a "$GITHUB_STEP_SUMMARY" \
+            | xargs cachix pin fjordlauncher "$TAG"-"$SYSTEM"
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0b9157834..df9f6b3b8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -188,7 +188,7 @@ set(Launcher_FMLLIBS_BASE_URL "https://files.prismlauncher.org/fmllibs/" CACHE S
 
 ######## Set version numbers ########
 set(Launcher_VERSION_MAJOR 9)
-set(Launcher_VERSION_MINOR 3)
+set(Launcher_VERSION_MINOR 4)
 set(Launcher_VERSION_PATCH 0)
 
 set(Launcher_VERSION_NAME "${Launcher_VERSION_MAJOR}.${Launcher_VERSION_MINOR}.${Launcher_VERSION_PATCH}")
diff --git a/flake.lock b/flake.lock
index 5c4ff13de..996d79e22 100644
--- a/flake.lock
+++ b/flake.lock
@@ -18,11 +18,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1743827369,
-        "narHash": "sha256-rpqepOZ8Eo1zg+KJeWoq1HAOgoMCDloqv5r2EAa9TSA=",
+        "lastModified": 1743583204,
+        "narHash": "sha256-F7n4+KOIfWrwoQjXrL2wD9RhFYLs2/GGe/MQY1sSdlE=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "42a1c966be226125b48c384171c44c651c236c22",
+        "rev": "2c8d3f48d33929642c1c12cd243df4cc7d2ce434",
         "type": "github"
       },
       "original": {