v0.34.0_6

src/forwarding.rs

@@ -225,9 +225,10 @@ impl Compiled {
             let original_url = format!("{scheme}://{authority_text}{target}");
             let peer_text = peer_ip.to_string();
             let peer_header = HeaderValue::from_str(&peer_text)?;
+            let peer_node = if peer_ip.is_ipv4() { None } else { Some(node(peer_ip)) };
             let forwarded = format!(
                 "for={};by={};proto={scheme};host=\"{authority_text}\"",
-                node(peer_ip), node(canonical(local.ip()))
+                peer_node.as_deref().unwrap_or(&peer_text), node(canonical(local.ip()))
             );
             let mut values = HeaderMap::with_capacity(7);
             values.insert("forwarded", forwarded.parse()?);