diff --git a/build-constraints.yaml b/build-constraints.yaml
index b6d739a5..46d161a7 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4499,6 +4499,9 @@ packages:
         - QuickCheck < 2.13
         - quickcheck-instances < 0.3.20
 
+        # https://github.com/commercialhaskell/stackage/issues/4446
+        - dependent-sum < 0.5
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of