diff --git a/build-constraints.yaml b/build-constraints.yaml
index e0437bcc..7aa6a45b 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2784,9 +2784,6 @@ packages:
         - hspec-discover < 2.4
         - hspec-smallcheck < 0.4.2
 
-        # https://github.com/fpco/stackage/issues/2237
-        - constraints < 0.9
-
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of