diff --git a/build-constraints.yaml b/build-constraints.yaml
index 00df5e15..a44060a6 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -57,7 +57,8 @@ packages:
         - persistent-postgresql
         - persistent-sqlite
         - persistent-template
-        - stackage-curator
+        # https://github.com/fpco/stackage-curator/issues/21
+        #- stackage-curator
         - stm-conduit
         - wai-websockets
         - warp-tls