diff --git a/build-constraints.yaml b/build-constraints.yaml
index 8cb17017..a17a17a6 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3118,6 +3118,9 @@ expected-benchmark-failures:
 
     # GHC 8
     - cassava
+
+    # https://github.com/domdere/cassava-conduit/issues/10
+    - cassava-conduit
 # end of expected-benchmark-failures