diff --git a/build-constraints.yaml b/build-constraints.yaml
index 9fcff98a..b6802830 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -8584,6 +8584,7 @@ expected-test-failures:
     - sydtest # https://github.com/commercialhaskell/stackage/issues/6729
     - sydtest-yesod # https://github.com/commercialhaskell/stackage/issues/6798
     - tasty-fail-fast
+    - tasty-html # https://github.com/commercialhaskell/stackage/issues/6966
     - thyme # 0.4
     - triplesec
     - turtle