diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 6648dc2..1350ad4 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -8,7 +8,7 @@ include:
       - 'DocumentationTool.gitlab-ci.yaml'
 
 .generate-document:
-  extend: .pages-template
+  extends: .pages-template
   stage: generate-docs
   variables:
     DOCUMENT_ROOT: "documentation"