diff --git a/base/Dockerfile.rhel9 b/base/Dockerfile.rhel9
index e0b5b6ee8..270a78e50 100644
--- a/base/Dockerfile.rhel9
+++ b/base/Dockerfile.rhel9
@@ -1,3 +1,6 @@
+# URGENT! ART metadata configuration has a different number of FROMs
+# than this Dockerfile. ART will be unable to build your component or
+# reconcile this Dockerfile until that disparity is addressed.
 # Builder stage: Configure crypto-policies with post-quantum support
 FROM registry.ci.openshift.org/ocp/4.22:base-rhel9 AS builder