diff --git a/build-constraints.yaml b/build-constraints.yaml
index 9b475bc6..2abf9c55 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4372,6 +4372,7 @@ packages:
 
         # https://github.com/commercialhaskell/stackage/issues/4329
         - ansi-terminal < 0.9
+        - tasty < 1.2.1
 
         # https://github.com/commercialhaskell/stackage/issues/4337
         - libraft < 0.2.0.0