diff --git a/build-constraints.yaml b/build-constraints.yaml
index 998ba82d..a76785a2 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1986,7 +1986,6 @@ packages:
         - avers
         - avers-api
         - avers-server
-        - css-syntax
         - etcd
         - github-types
         - github-webhook-handler
@@ -1999,6 +1998,9 @@ packages:
         - rethinkdb-client-driver
         - snap-blaze
 
+    "Adrian Cochrane <alcinnz@argonaut-constellation.org> @alcinnz":
+        - css-syntax
+
     "Alexandr Kurilin <alex@kurilin.net> @alex_kurilin":
         - bcrypt