diff --git a/.github/workflows/build-debug.yml b/.github/workflows/build-debug.yml
index df7a0fa..07abe92 100644
--- a/.github/workflows/build-debug.yml
+++ b/.github/workflows/build-debug.yml
@@ -7,13 +7,14 @@ on:
       - testing
 
 env:
+  GODOT_VERSION: 4.1.3-stable
   EXPORT_NAME: immersive-home
 
 jobs:
   build:
     runs-on: ubuntu-20.04
     container:
-      image: barichello/godot-ci:4.1.3
+      image: barichello/godot-ci:$GODOT_VERSION
     steps:
       - name: Checkout
         uses: actions/checkout@v2
@@ -22,9 +23,9 @@ jobs:
       - name: Android Export
         run: |
           mkdir -v -p build/android
-          godot -v --export-debug --headless "Android" /build/android/${EXPORT_NAME}-debug.apk
+          godot -v --export-debug --headless "Android" /build/android/$EXPORT_NAME-debug.apk
       - name: Upload APK
         uses: actions/upload-artifact@v1
         with:
-          name: ${EXPORT_NAME}-debug
-          path: build/android/${EXPORT_NAME}-debug.apk
+          name: $EXPORT_NAME-debug
+          path: build/android/$EXPORT_NAME-debug.apk