diff --git a/.github/workflows/build-python.yml b/.github/workflows/build-python.yml
index 208fcd8c7..089ee3246 100644
--- a/.github/workflows/build-python.yml
+++ b/.github/workflows/build-python.yml
@@ -52,6 +52,7 @@ jobs:
             compiler: clang
             version: "9"
             build_type: Debug
+            python_version: "3"
 
           - name: macOS-10.15-xcode-11.3.1
             os: macOS-10.15