diff --git a/build-constraints.yaml b/build-constraints.yaml
index 68fd86e2..d037f811 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3578,8 +3578,8 @@ packages:
         - bech32
         - bech32-th
         - cardano-coin-selection
-        - quickcheck-groups
-        - quickcheck-monoid-subclasses
+        - quickcheck-groups < 0.0.1.0 # https://github.com/commercialhaskell/stackage/issues/6920
+        - quickcheck-monoid-subclasses < 0.2.0.0 # https://github.com/commercialhaskell/stackage/issues/6920
         - quiet
         - roc-id