diff --git a/build-constraints.yaml b/build-constraints.yaml
index 1e4dacd9..a37a863b 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -7330,6 +7330,7 @@ expected-test-failures:
     - doctest
     - doctest-discover # 0.1.0.9 https://github.com/karun012/doctest-discover/issues/22
     - ghc-events # https://github.com/haskell/ghc-events/issues/70
+    - hspec-core # https://github.com/commercialhaskell/stackage/issues/6291
     - persistent # https://github.com/commercialhaskell/stackage/issues/6037
     - reanimate-svg # https://github.com/commercialhaskell/stackage/issues/5688