diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index fd964e66ebaffe30849db72bc91566bc99a3ad94..f1cf1c22e958046d41f1866263a46d0fcaa57a44 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -48,7 +48,7 @@ windows:
     - 'dir Env:'
     # make the CMake build directory
     - echo "----------------------------------------"
-    - if($CI_PIPELINE_SOURCE == "schedule") { mkdir -Force $BUILD_DIR }
+    - if($CI_PIPELINE_SOURCE -eq "schedule") { mkdir -Force $BUILD_DIR }
     - if(!(Test-Path -path $BUILD_DIR)) { mkdir -Force $BUILD_DIR }
     - cd "$BUILD_DIR"
     - pwd