diff --git a/.github/workflows/swift.yml b/.github/workflows/swift.yml
index d4d24d7..6d176cf 100644
--- a/.github/workflows/swift.yml
+++ b/.github/workflows/swift.yml
@@ -4,7 +4,9 @@ on: [push]
 
 jobs:
   build-test:
-    runs-on: macos-11.0
+    runs-on: macos-11
+    env:
+        DEVELOPER_DIR: /Applications/Xcode_12.5.app/Contents/Developer
     steps:
       - name: Cancel previous jobs
         uses: styfle/cancel-workflow-action@0.6.0