diff --git a/build-constraints.yaml b/build-constraints.yaml
index 71a68bcc..1e4dbbce 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -5150,9 +5150,6 @@ expected-test-failures:
     # https://github.com/commercialhaskell/stackage/issues/4289
     - Diff
 
-    # https://gitlab.com/twittner/zeromq-haskell/issues/63
-    - zeromq4-haskell
-
     # https://github.com/commercialhaskell/stackage/issues/4294
     - asif