diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index bb6bd7d42648a3306adcd6e147d12cdb1b78ffb9..74b29ff88d7a216f62cf64dfe75459e400bee0fd 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -2,7 +2,7 @@ windows job:
   tags:
     - win
   script:
-    - '"C:/Program Files (x86)/Microsoft Visual Studio/2017/Community/VC/Auxiliary/Build/vcvars64.bat"'
+    - 'call "C:/Program Files (x86)/Microsoft Visual Studio/2017/Community/VC/Auxiliary/Build/vcvars64.bat"'
     - mkdir build
     - cd build
     - 'cmake -DCMAKE_GENERATOR_PLATFORM=x64 -DOpenCV_DIR="D:/opencv-4.0.1/build/install" -DCUDA_TOOLKIT_ROOT_DIR="C:/Program Files/NVIDIA GPU Computing Toolkit/CUDA/v10.1" ..'