diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index d705bf74b19866a21e4aefb59d8af18957372285..c269d5124c3a83a4115ad4c199fa1b96a3f9d5cc 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -50,6 +50,7 @@ mkdocs:
   - bash get_modules.sh
   - mkdocs build
   - bash clean_json.sh site/mkdocs/search_index.json
+  - sed -i 's,href="" title=",href="/" title=",g' site/404.html
   artifacts:
     paths:
     - site