diff --git a/build-constraints.yaml b/build-constraints.yaml
index 43c3009a..dd165d26 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -5677,6 +5677,7 @@ packages:
         - tagstream-conduit < 0 # MonadFail
         - xlsx < 0 # MonadFail
         - jose < 0 # MonadFail
+        - hpack < 0 # MonadFail https://github.com/sol/hpack/issues/371
         - data-textual < 0 # MonadFail
         - data-serializer < 0 # MonadFail
         - crypto-pubkey-openssh < 0 # MonadFail