diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c7d3cce974..a9ce0df29a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -230,9 +230,9 @@ jobs:
       - name: Create APK
         working-directory: apk
         env:
-          APK_ABI=${{ matrix.abi }}
-          APK_VERSION_NAME=${{ github.event.release.tag_name }}
-          KEYSTORE_PASS=${{ secrets.KEYSTORE_PASS }}
+          APK_ABI: ${{ matrix.abi }}
+          APK_VERSION_NAME: ${{ github.event.release.tag_name || 'v1' }}
+          KEYSTORE_PASS: ${{ secrets.KEYSTORE_PASS }}
         run: |
           mkdir -p app/libs/$APK_ABI
           cp ../src/out/Release/naive app/libs/$APK_ABI/libnaive.so