diff --git a/templates/user-group_created.json.j2 b/templates/user-group_created.json.j2
index 538531c..9da2581 100644
--- a/templates/user-group_created.json.j2
+++ b/templates/user-group_created.json.j2
@@ -94,7 +94,7 @@
 			"name": "check_user_group_existance",
 			"taskReferenceName": "check_user_group_existance",
 			"inputParameters": {
-				"user": "${lookup_fork_join.output.lookup_user.body[0]}"
+				"user": "${lookup_fork_join.output.lookup_user.body[0]}",
 				"group" : "${lookup_fork_join.output.extract_group.result.group}"
 			},
 			"type": "SWITCH",