diff --git a/ansible/roles/murano/templates/murano-api.json.j2 b/ansible/roles/murano/templates/murano-api.json.j2
index c67b1ef1f3..9f73ff9f11 100644
--- a/ansible/roles/murano/templates/murano-api.json.j2
+++ b/ansible/roles/murano/templates/murano-api.json.j2
@@ -5,7 +5,7 @@
             "source": "{{ container_config_directory }}/murano.conf",
             "dest": "/etc/murano/murano.conf",
             "owner": "murano",
-            "perm": "0644"
+            "perm": "0600"
         }
     ]
 }
diff --git a/ansible/roles/murano/templates/murano-engine.json.j2 b/ansible/roles/murano/templates/murano-engine.json.j2
index a56bc16d42..d3bc7ebaac 100644
--- a/ansible/roles/murano/templates/murano-engine.json.j2
+++ b/ansible/roles/murano/templates/murano-engine.json.j2
@@ -5,7 +5,7 @@
             "source": "{{ container_config_directory }}/murano.conf",
             "dest": "/etc/murano/murano.conf",
             "owner": "murano",
-            "perm": "0644"
+            "perm": "0600"
         }
     ]
 }