diff --git a/.ci/azure/mac.yml b/.ci/azure/mac.yml
index 22bbc52ad9f..d79db6020e1 100644
--- a/.ci/azure/mac.yml
+++ b/.ci/azure/mac.yml
@@ -119,7 +119,7 @@ jobs:
       cmake -GNinja -DVERBOSE_BUILD=ON \
         -DENABLE_REQUIREMENTS_INSTALL=OFF \
         -DCMAKE_BUILD_TYPE=$(BUILD_TYPE) \
-        -DCMAKE_COMPILE_WARNING_AS_ERROR=ON
+        -DCMAKE_COMPILE_WARNING_AS_ERROR=ON \
         -DENABLE_PYTHON=ON \
         -DENABLE_TESTS=OFF \
         -DENABLE_STRICT_DEPENDENCIES=OFF \