diff --git a/build-constraints.yaml b/build-constraints.yaml
index e4436dbc..76a09899 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1163,6 +1163,7 @@ packages:
 
     "Index Int <vlad.z.4096@gmail.com>":
         - transformers-lift
+        - ether
 
     "Juan Pedro Villa Isaza jvilla@stackbuilders.com @jpvillaisaza":
         - inflections