diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index c3aee1d..932fbcb 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -35,7 +35,7 @@ jobs:
       - name: Xcode check (macos)
         if: matrix.os == 'macos-latest'
         run: |
-          clang -- version
+          clang --version
           xcrun --show-sdk-path
       
       - name: Test pycmtensor import