diff --git a/DEVELOPER.md b/DEVELOPER.md
index 6ec00614..17b44377 100644
--- a/DEVELOPER.md
+++ b/DEVELOPER.md
@@ -870,7 +870,7 @@ The optional environments defined by `platform/containers/data/config/.env`:
 
 For feature control:
 
-* `NAME_LOOKUP`: Whether enable the host name lookup, true or false. Default: true
+* `NAME_LOOKUP`: Whether enable the host name lookup, true or false. Default: false
 
 For testing the specified service:
 
diff --git a/platform/main.go b/platform/main.go
index 4a5f2d23..a5cf5f30 100644
--- a/platform/main.go
+++ b/platform/main.go
@@ -103,7 +103,7 @@ func doMain(ctx context.Context) error {
 	setEnvDefault("AUTO_SELF_SIGNED_CERTIFICATE", "false")
 
 	// For feature control.
-	setEnvDefault("NAME_LOOKUP", "true")
+	setEnvDefault("NAME_LOOKUP", "false")
 
 	logger.Tf(ctx, "load .env as MGMT_PASSWORD=%vB, "+
 		"SRS_PLATFORM_SECRET=%vB, CLOUD=%v, REGION=%v, SOURCE=%v, "+
diff --git a/platform/version.go b/platform/version.go
index 0bb2b49e..86a14050 100644
--- a/platform/version.go
+++ b/platform/version.go
@@ -6,4 +6,4 @@
 package main
 
 // The version for platform.
-const version = "v5.11.4"
+const version = "v5.11.5"
diff --git a/scripts/setup-aapanel/info.json b/scripts/setup-aapanel/info.json
index 7982d6b6..a1735aa4 100644
--- a/scripts/setup-aapanel/info.json
+++ b/scripts/setup-aapanel/info.json
@@ -2,7 +2,7 @@
   "title": "SRS Stack",
   "name": "srs_stack",
   "ps": "SRS Stack is a one-click, open-source video solution for creating online services on cloud or self-hosting. Built with SRS, FFmpeg, and WebRTC, it supports various protocols and offers features like authentication, multi-platform streaming, recording, virtual live events, automatic HTTPS, and HTTP Open API.",
-  "versions": "5.11.4",
+  "versions": "5.11.5",
   "checks": "/www/server/panel/plugin/srs_stack",
   "author": "Winlin",
   "home": "https://github.com/ossrs/srs-stack"
diff --git a/scripts/setup-bt/info.json b/scripts/setup-bt/info.json
index 292db7d3..456e7555 100644
--- a/scripts/setup-bt/info.json
+++ b/scripts/setup-bt/info.json
@@ -2,7 +2,7 @@
   "title": "SRS音视频服务器",
   "name": "srs_stack",
   "ps": "SRS Stack让你一键拥有自己的视频云解决方案，可以在云上或私有化部署，支持丰富的音视频协议，提供鉴权、私人直播间、多平台转播、录制、虚拟直播、自动HTTPS、开放API等丰富功能，基于SRS、FFmpeg和WebRTC构建。",
-  "versions": "5.11.4",
+  "versions": "5.11.5",
   "checks": "/www/server/panel/plugin/srs_stack",
   "author": "Winlin",
   "home": "https://github.com/ossrs/srs-stack"
diff --git a/scripts/setup-droplet/srs.json b/scripts/setup-droplet/srs.json
index 5aa08e39..c08ca4a4 100644
--- a/scripts/setup-droplet/srs.json
+++ b/scripts/setup-droplet/srs.json
@@ -3,7 +3,7 @@
     "do_token": "{{env `DIGITALOCEAN_TOKEN`}}",
     "image_name": "srs-5-snapshot-{{timestamp}}",
     "application_name": "SRS",
-    "application_version": "5.11.4"
+    "application_version": "5.11.5"
   },
   "sensitive-variables": ["do_token"],
   "builders": [