diff --git a/docs/cicd_component.md b/docs/cicd_component.md
index 2fe2ae2..4ea3b17 100644
--- a/docs/cicd_component.md
+++ b/docs/cicd_component.md
@@ -2,6 +2,13 @@
 
 The CI/CD Component has some inputs which configure defaults for Nix GitLab CI.
 
+!!! WARNING
+
+    If you get errors like `the component path is not supported` it might be related to
+    [this issue](https://gitlab.com/gitlab-org/gitlab/-/issues/437996#note_1775337668).
+
+    See [here](https://gitlab.com/TECHNOFAB/nix-gitlab-ci/-/issues/27) for more.
+
 ## `version`
 
 - Type: `string`
diff --git a/templates/nix-gitlab-ci.yml b/templates/nix-gitlab-ci.yml
index 14eeaa9..57c56d9 100644
--- a/templates/nix-gitlab-ci.yml
+++ b/templates/nix-gitlab-ci.yml
@@ -62,6 +62,7 @@ nix-ci:build:
             || NIX_CI_PIPELINE_NAME="$CI_PIPELINE_SOURCE";
         fi
         echo "NIX_CI_GENERATED_PIPELINE_NAME=$NIX_CI_PIPELINE_NAME" >> trigger.env
+        echo "ORIGINAL_CI_PIPELINE_SOURCE=$CI_PIPELINE_SOURCE" >> trigger.env
         # inheritance of pipeline variables is a bit weird, so explicitly override them
         # (ctx: setting any of these in the project variables would only apply correctly
         # in this pipeline, not the child pipeline, instead weirdly enough the default