diff --git a/.github/workflows/pr_build.yml b/.github/workflows/pr_build.yml
index 63dfa1145..a8715c534 100644
--- a/.github/workflows/pr_build.yml
+++ b/.github/workflows/pr_build.yml
@@ -1,15 +1,13 @@
-# A workflow to build and upload APKs for pull requests
-name: PR Build
+# A workflow to build and upload APKs
+name: APK Build
 
 on:
-  pull_request:
-    types: [ opened, synchronize, reopened ]
-    branches: [ master ]
+  workflow_dispatch:
+    # This event allows manual triggering of the workflow
+    # You can manually trigger this workflow through the GitHub Actions UI or API
+env:
+  UPLOAD_PR_ARTIFACTS: 'true'  # Define the variable here
 
-# Only allow the latest build to run for a given PR, and cancel any previous builds
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
 
 jobs:
   build:
@@ -55,20 +53,20 @@ jobs:
         run: ./gradlew --no-daemon --stacktrace --build-cache --parallel --configure-on-demand assembleDevRelease assembleDevReldebug
 
       - name: Rename APKs
-        if: ${{ vars.UPLOAD_PR_ARTIFACTS == 'true' }}
+        if: ${{ env.UPLOAD_PR_ARTIFACTS == 'true' }}
         run: |
           mv app/build/outputs/apk/dev/release/app-dev-release.apk strato-pr${{ github.event.number }}-release.apk
           mv app/build/outputs/apk/dev/reldebug/app-dev-reldebug.apk strato-pr${{ github.event.number }}-reldebug.apk
 
       - name: Upload Release APK
-        if: ${{ vars.UPLOAD_PR_ARTIFACTS == 'true' }}
+        if: ${{ env.UPLOAD_PR_ARTIFACTS == 'true' }}
         uses: actions/upload-artifact@v4
         with:
           name: strato-pr${{ github.event.number }}-release.apk
           path: strato-pr${{ github.event.number }}-release.apk
 
       - name: Upload Debug APK
-        if: ${{ vars.UPLOAD_PR_ARTIFACTS == 'true' }}
+        if: ${{ env.UPLOAD_PR_ARTIFACTS == 'true' }}
         uses: actions/upload-artifact@v4
         with:
           name: strato-pr${{ github.event.number }}-reldebug.apk