diff --git a/.github/workflows/win.yml b/.github/workflows/win.yml
index 3c86918f22..fc810e37b6 100644
--- a/.github/workflows/win.yml
+++ b/.github/workflows/win.yml
@@ -123,7 +123,7 @@ jobs:
           echo "TDESKTOP_BUILD_DEFINE=$DEFINE" >> $GITHUB_ENV
 
           API="-D TDESKTOP_API_TEST=ON"
-          if [ ${{ github.ref == 'refs/heads/nightly' }} ]; then
+          if [ $GITHUB_REF == 'refs/heads/nightly' ]; then
             echo "Use the open credentials."
             API="-D TDESKTOP_API_ID=611335 -D TDESKTOP_API_HASH=d524b414d21f4d37f08684c1df41ac9c"
           fi