diff --git a/templates/130_filesys-ngcp.yaml.tt2 b/templates/130_filesys-ngcp.yaml.tt2
index 2c983f6..c891493 100644
--- a/templates/130_filesys-ngcp.yaml.tt2
+++ b/templates/130_filesys-ngcp.yaml.tt2
@@ -10,7 +10,7 @@ file:
 
   /etc/ngcp-config/config.yml:
     exists: true
-    mode: "0644"
+    mode: "0600"
     owner: root
     group: root
     filetype: file