diff --git a/Caddyfile b/Caddyfile
index ab1cb30..6f9e357 100644
--- a/Caddyfile
+++ b/Caddyfile
@@ -5,6 +5,8 @@
         -Server
         -X-Powered-By
         -Via
+        -Date
+        defer
     }
     
     @static {
@@ -12,6 +14,7 @@
     }
     handle @static {
         header Cache-Control "public, max-age=3600, immutable"
+        header -ETag
         reverse_proxy gpon-monitoring-app:{$LISTEN_PORT}
     }