diff --git a/build-constraints.yaml b/build-constraints.yaml
index 375ecaaf..9c6e09a6 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3037,3 +3037,8 @@ build-tool-overrides:
 #
 # treat-as-non-core:
 # - transformers
+
+# Give an error if the latest package version doesn't match what's
+# listed below, see:
+# https://github.com/fpco/stackage-curator/issues/25
+tell-me-when-its-released: []