diff --git a/build-constraints.yaml b/build-constraints.yaml
index 37efe599..c8a58b96 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -6731,7 +6731,7 @@ packages:
       - polysemy-plugin < 0.4.2
 
       # https://github.com/commercialhaskell/stackage/issues/6310
-      - lens # 5.1
+      - lens < 5.1
 
       # https://github.com/commercialhaskell/stackage/issues/6312
       - sydtest < 0.6