diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index b12d0d5d17ddc7d751b958598a4dde08d23e3c45..4774f9dcf11a469ce9511dcd2feb5c076da097fc 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -213,7 +213,7 @@ msvc_16_unit_tests:
 
   script:
     - cd $CI_PROJECT_DIR/build
-    - ctest
+    - ctest -C debug
 
 ###############################################################################
 gcc_9_python_bindings_test: