diff --git a/build-constraints.yaml b/build-constraints.yaml
index 2f9c44c9..a475644c 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -6757,6 +6757,9 @@ packages:
       # https://github.com/commercialhaskell/stackage/issues/6385
       - hasql < 1.5
 
+      # https://github.com/commercialhaskell/stackage/issues/6388
+      - hw-kafka-client < 5.0.0
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of