diff --git a/config/infra-dev/nextflow-ecs-task-definition.yaml b/config/infra-dev/nextflow-ecs-task-definition.yaml
index da75ad7..5958300 100644
--- a/config/infra-dev/nextflow-ecs-task-definition.yaml
+++ b/config/infra-dev/nextflow-ecs-task-definition.yaml
@@ -34,7 +34,7 @@ parameters:
     - khai.do@sagebase.org
   TowerConfigFileName: "tower.yaml"
 
-stack_tags: 
+stack_tags:
   {{stack_group_config.default_stack_tags}}
 
 sceptre_user_data: