diff --git a/build-constraints.yaml b/build-constraints.yaml
index c9dadea4..86757563 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1410,6 +1410,9 @@ packages:
         # GHC 8 - pred-trie
         - pred-set
         - HSet
+        - unit-constraint
+        - unfoldable-restricted
+        - quickcheck-combinators
 
     "Fumiaki Kinoshita <fumiexcel@gmail.com> @fumieval":
         - control-bool