diff --git a/build-constraints.yaml b/build-constraints.yaml
index fc8a53528..c94c8c576 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3665,6 +3665,8 @@ packages:
         - snap-server
         - cabal-add
         - cabal-install-parsers
+        - alfred-margaret
+        - hackage-revdeps
 
     "Ashley Yakeley <ashley@semantic.org> @AshleyYakeley":
         - countable