diff --git a/docs/changelog.md b/docs/changelog.md
index 7c75dde..d64f9eb 100644
--- a/docs/changelog.md
+++ b/docs/changelog.md
@@ -12,6 +12,7 @@ Place any unreleased changes here, that are subject to release in coming version
 
 # 2026-05-19
 - Add `aproxy-port` charm configuration to allow customizing the port that aproxy listens on.
+- Fix a problem in the input chain that blocks forwarded traffic.
 
 ## 2026-03-05
 
diff --git a/src/aproxy.py b/src/aproxy.py
index cb7c8f2..1fa1a0b 100644
--- a/src/aproxy.py
+++ b/src/aproxy.py
@@ -430,6 +430,7 @@ def _render_nft_rules(self) -> str:
                 type filter hook input priority filter; policy accept;
                 iif "lo" accept
                 ip saddr {server_ip} tcp dport {listen_port} accept
+                ip saddr {server_ip} tcp dport {listen_port} accept
                 tcp dport {listen_port} drop
             }}
         }}