diff --git a/build-constraints.yaml b/build-constraints.yaml
index ff50ef08..087c2f8e 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1032,7 +1032,8 @@ packages:
         - librato
 
     "Michael Xavier <michael@michaelxavier.net> @MichaelXavier":
-        - angel
+        # https://github.com/MichaelXavier/Angel/issues/42
+        # - angel
         - uri-bytestring
         # Temporarily blocking again, still debugging build on server
         # - phash