diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 096e3e663..859919f68 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -229,7 +229,7 @@ jobs:
           echo "##### Setting Version Code $BUILD_NUMBER"
           echo "########################################"
 
-          sed "s/android:versionCode=\"1\"/android:versionCode=\"$BUILD_NUMBER\"/" \
+          sed -i "s/android:versionCode=\"1\"/android:versionCode=\"$BUILD_NUMBER\"/" \
             ./src/Android/Properties/AndroidManifest.xml
         shell: bash