diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9f720362fcb..de6503756ec 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,7 @@ Docs: https://docs.openclaw.ai
 - Docs: update MiniMax OAuth setup commands; Extensions: use OpenClaw plugin SDK for MiniMax OAuth. (#5402) Thanks @Maosghoul.
 - Discord: resolve PluralKit proxied senders for allowlists and labels. (#5838) Thanks @thewilloftheshadow.
 - Telegram: restore draft streaming partials. (#5543) Thanks @obviyus.
+- Docker: use container port for gateway command instead of host port. (#5110) Thanks @mise42.
 - fix(lobster): block arbitrary exec via lobsterPath/cwd injection (GHSA-4mhr-g7xj-cg8j). (#5335) Thanks @vignesh07.
 
 ## 2026.1.30
diff --git a/docker-compose.yml b/docker-compose.yml
index e1be942107c..9ebda909a68 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -24,7 +24,7 @@ services:
         "--bind",
         "${OPENCLAW_GATEWAY_BIND:-lan}",
         "--port",
-        "${OPENCLAW_GATEWAY_PORT:-18789}",
+        "18789"
       ]
 
   openclaw-cli: