diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 712a7d6eccf8ca283a2b711f2908fefef91e6870..744a967ca09ff4081d4c6f54fbafba6b74e66731 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -24,6 +24,7 @@ capitalize:
   image: davidhrbac/docker-mkdocscheck:latest
   allow_failure: true
   script:
+  - scripts/titlemd_test.py mkdocs.yml
   - find docs.it4i/ -name '*.md' -print0 | xargs -0 -n1 scripts/titlemd_test.py
 
 spell check: