diff --git a/build-constraints.yaml b/build-constraints.yaml
index e5695c17..8303cb0d 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3769,6 +3769,7 @@ expected-test-failures:
     - cabal-install
     - consul-haskell
     - credential-store # requieres dbus sockets
+    - datadog # requires API keys in env vars https://github.com/fpco/stackage/pull/3308#issuecomment-369535040
     - dbcleaner # Requires running PostgreSQL server
     - dbmigrations # PostgreSQL
     - drifter-postgresql # PostgreSQL