diff --git a/build-constraints.yaml b/build-constraints.yaml
index 7979d472..41cff539 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -7529,6 +7529,7 @@ expected-test-failures:
     - construct # 0.3.0.2
     - cryptohash # 0.11.9 Stack builds test and benchmarks in one pass so benchmark could prevent tests from getting built
     - data-diverse # 4.7.0.0
+    - dns # https://github.com/commercialhaskell/stackage/issues/6374
     - do-notation # 0.1.0.2
     - domain-optics # 0.1.0.2 https://github.com/commercialhaskell/stackage/pull/6102
     - flat # 0.4.4