diff --git a/deployment/deploy-yml.tmpl b/deployment/deploy-yml.tmpl
index 19da39b..a39dadf 100644
--- a/deployment/deploy-yml.tmpl
+++ b/deployment/deploy-yml.tmpl
@@ -57,7 +57,7 @@ spec:
                 mode: 0644
               - key: tls.key
                 path: server.key
-                mode: 0400
+                mode: 0444
 ---
 apiVersion: v1
 kind: Service