diff --git a/docs/config/firewall.mdx b/docs/config/firewall.mdx
index 9a9a1fa..2fb5278 100644
--- a/docs/config/firewall.mdx
+++ b/docs/config/firewall.mdx
@@ -178,4 +178,4 @@ Can be one of:
 - `drop`: silently drop the packet.
 - `reject`: send a reject reply.
   - For TCP, this will be a RST "Connection Reset" packet.
-  - For other protocols, this will be an ICMP port unreachable packet.
+  - For other protocols, this will be an ICMP "Destination unreachable: Administratively prohibited" packet.