diff --git a/build-constraints.yaml b/build-constraints.yaml
index 0cc0fdc7..59f6fe5f 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3500,6 +3500,7 @@ packages:
         - constraint
         - either-both
         - filtrable
+        - foldable1
         - hs-functors
         - lenz
         - natural-induction