diff --git a/overcloud.j2.yaml b/overcloud.j2.yaml
index cb240022f7..a322a44554 100644
--- a/overcloud.j2.yaml
+++ b/overcloud.j2.yaml
@@ -406,7 +406,7 @@ resources:
         -
 {% for role in roles %}
           - list_join:
-            - "\n"
+            - ""
             - {get_attr: [{{role.name}}, hosts_entry]}
 {% endfor %}