diff --git a/build-constraints.yaml b/build-constraints.yaml
index ce4569e5..556f21f3 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2658,6 +2658,9 @@ packages:
 
         # https://github.com/fpco/stackage/issues/2058
         - cubicbezier < 0.5
+
+        # https://github.com/fpco/stackage/issues/2065
+        - cassava-conduit < 0.3.5
 # end of packages