diff --git a/build-constraints.yaml b/build-constraints.yaml
index 8e143411..95e3a681 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1062,6 +1062,9 @@ expected-test-failures:
     # https://github.com/jcristovao/enclosed-exceptions/issues/6
     - enclosed-exceptions
 
+    # Expects a running PostgreSQL server
+    - users-postgresql-simple
+
 # Haddocks which are expected to fail. Same concept as expected test failures.
 expected-haddock-failures:
     # https://github.com/acw/bytestring-progress/issues/4