diff --git a/.murdock.yml b/.murdock.yml
index 53310468d9..128b855f80 100644
--- a/.murdock.yml
+++ b/.murdock.yml
@@ -7,6 +7,9 @@ push:
 pr:
   enable_comments: true
   sticky_comment: true
+  comment_footer: >
+    **This only reflects a subset of all builds from https://ci-prod.riot-os.org.
+    Please refer to https://ci.riot-os.org for a complete build for now.**
 
 commit:
   skip_keywords: ["ci_skip", "murdock_skip"]