diff --git a/build-constraints.yaml b/build-constraints.yaml
index b06eaead..d874e647 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2429,6 +2429,8 @@ packages:
         - http-client-tls < 0.3
         - http-conduit < 2.2
         - hoauth2 < 0.5.5
+        - bloodhound < 0.11.1.0
+        - eventstore < 0.13.1.3
 
         # https://github.com/GregorySchwartz/diversity/issues/2
         # https://github.com/GregorySchwartz/modify-fasta/issues/1