diff --git a/build-constraints.yaml b/build-constraints.yaml
index 27a43f02..4442da90 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4833,6 +4833,9 @@ packages:
         # https://github.com/commercialhaskell/stackage/issues/4809
         - elm-street < 0.1.0.1
 
+        # https://github.com/commercialhaskell/stackage/issues/4811
+        - polysemy < 1.2.0.0
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of