diff --git a/pro/03_files_availability.yaml.tt2 b/pro/03_files_availability.yaml.tt2
index 4a368a6..6020e83 100644
--- a/pro/03_files_availability.yaml.tt2
+++ b/pro/03_files_availability.yaml.tt2
@@ -74,7 +74,7 @@ file:
 
   /etc/ngcp-config/ssl:
     exists: true
-    mode: "0755"
+    mode: "0750"
     owner: root
     group: ssl-cert
     filetype: directory