diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index a7a8da6..8f040f9 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -33,6 +33,9 @@ jobs:
           signingKeyBase64: ${{ secrets.KEYSTORE }}
           keyStorePassword: ${{ secrets.KEYSTORE_PASSWORD }}
           keyPassword: ${{ secrets.ALIAS_PASSWORD }}
+        env:
+          # override default build-tools version (29.0.3) -- optional
+          BUILD_TOOLS_VERSION: "30.0.2"
 
       - name: Create Release
         id: create_release