diff --git a/build-constraints.yaml b/build-constraints.yaml
index 642889d9..ff4330b0 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1623,7 +1623,7 @@ packages:
         - amazonka-ds
         - amazonka-dynamodb
         - amazonka-dynamodb-streams
-        - amazonka-ec2
+        # - amazonka-ec2 # https://github.com/brendanhay/amazonka/issues/549
         - amazonka-ecr
         - amazonka-ecs
         - amazonka-efs