diff --git a/build/ansible/roles/postgres/tasks/main.yml b/build/ansible/roles/postgres/tasks/main.yml
index d308d17a18..18ac499c02 100644
--- a/build/ansible/roles/postgres/tasks/main.yml
+++ b/build/ansible/roles/postgres/tasks/main.yml
@@ -42,7 +42,7 @@
     state: directory
     owner: pmm
     group: pmm
-    mode: 0766
+    mode: 0700
 
 - name: Initialize Postgres database
   command: /usr/pgsql-14/bin/initdb -D /srv/postgres14 --auth=trust