diff --git a/src/model/cloud-runner/aws/cloud-formations/task-def-formation.yml b/src/model/cloud-runner/aws/cloud-formations/task-def-formation.yml
index c6d16ada..d0dc0995 100644
--- a/src/model/cloud-runner/aws/cloud-formations/task-def-formation.yml
+++ b/src/model/cloud-runner/aws/cloud-formations/task-def-formation.yml
@@ -94,7 +94,8 @@ Resources:
     Type: 'AWS::Kinesis::Stream'
     Properties:
       Name: !Ref ServiceName
-      StreamModeDetails: ON_DEMAND
+      StreamModeDetails:
+        StreamMode: ON_DEMAND
     Metadata:
       'AWS::CloudFormation::Designer':
         id: c6f18447-b879-4696-8873-f981b2cedd2b