diff --git a/build-constraints.yaml b/build-constraints.yaml
index 6c69a71f..24c580ab 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1437,9 +1437,6 @@ expected-test-failures:
     # https://github.com/afcowie/http-streams/issues/80
     - http-streams
 
-    # https://github.com/MichaelXavier/cron/issues/13
-    - cron
-
     # No PhantomJS available
     - wai-cors