diff --git a/build-constraints.yaml b/build-constraints.yaml
index ef642e3b..01db834e 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -8042,6 +8042,7 @@ packages:
 
         # https://github.com/commercialhaskell/stackage/issues/7585
         - megaparsec < 9.7
+        - megaparsec-tests < 9.7
 
     # end of Stackage upper bounds
 # end of packages