diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 7da5a9b32e0d91eae1604602c6634a7713fcd54b..a930ee20cc2430f2398d46f8633cc85dc4992340 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -102,6 +102,8 @@ trigger_build:
   stage: deploy
   inherit:
     variables:
+      # List the variables that shall be inherited, which also means they will override any equally
+      # named varibles in child pipelines.
       - DEPLOY_REF
   variables:
     F_BRANCH: $CI_COMMIT_REF_NAME