diff --git a/deploy/deploy.yaml b/deploy/deploy.yaml
index 3748f3b1..bb6c1bf5 100644
--- a/deploy/deploy.yaml
+++ b/deploy/deploy.yaml
@@ -244,8 +244,8 @@ lanes:
     publicEndpoints:
       frontend: https://hwlab-v03.74-48-78-17.nip.io
       api: https://hwlab-v03.74-48-78-17.nip.io
-      legacyFrontend: http://74.48.78.17:19766
-      legacyApi: http://74.48.78.17:19767
+      legacyFrontend: http://74.48.78.17:20666
+      legacyApi: http://74.48.78.17:20667
     artifactCatalog: deploy/artifact-catalog.v03.json
     runtimePath: runtime-v03
     imageTagMode: full
diff --git a/docs/reference/spec-lane-expansion.md b/docs/reference/spec-lane-expansion.md
index 522a5bab..ab76e9f0 100644
--- a/docs/reference/spec-lane-expansion.md
+++ b/docs/reference/spec-lane-expansion.md
@@ -21,9 +21,9 @@ node scripts/hwlab-lane-expand.mjs configure --lane v03 --from v02 --write
 | `v03` | artifact catalog `deploy/artifact-catalog.v03.json` |
 | `v03` | Argo Application `hwlab-node-v03` |
 | `v03` | Tekton Pipeline `hwlab-v03-ci-image-publish` |
-| `v03` | default legacy FRP ports `19766/19767` |
+| `v03` | default legacy FRP ports `20666/20667` |
 
-后续 lane 按同一公式递增，默认端口为 `19466 + minor * 100` 和后一位 API 端口；如端口已被占用，必须在 CLI 参数中显式给出 `--web-port` / `--api-port`，并把结果写回 `deploy/deploy.yaml`，不要在 render、Tekton 或 FRP 文件里手改。
+后续 lane 按同一公式递增，默认端口为 `17666 + minor * 1000` 和后一位 API 端口；如端口已被占用，必须在 CLI 参数中显式给出 `--web-port` / `--api-port`，并把结果写回 `deploy/deploy.yaml`，不要在 render、Tekton 或 FRP 文件里手改。
 
 ## 单一配置点
 
diff --git a/scripts/hwlab-lane-expand.mjs b/scripts/hwlab-lane-expand.mjs
index 326675ca..599595b2 100644
--- a/scripts/hwlab-lane-expand.mjs
+++ b/scripts/hwlab-lane-expand.mjs
@@ -165,7 +165,7 @@ function assertLane(value, label) {
 function laneInfo(lane, options = {}) {
   assertLane(lane, "lane");
   const minor = Number.parseInt(lane.slice(1), 10);
-  const webPort = options.webPort ?? 19466 + minor * 100;
+  const webPort = options.webPort ?? 17666 + minor * 1000;
   const apiPort = options.apiPort ?? webPort + 1;
   const versionName = `v0.${minor}`;
   const host = options.host ?? defaultHost;
diff --git a/scripts/src/runtime-lane.ts b/scripts/src/runtime-lane.ts
index 79264f33..717b66db 100644
--- a/scripts/src/runtime-lane.ts
+++ b/scripts/src/runtime-lane.ts
@@ -110,7 +110,7 @@ export function runtimeGitopsPathForRuntimeLane(deploy: DeployConfig, lane: stri
 }
 
 export function defaultPortForRuntimeLane(lane: string): number {
-  return 19466 + runtimeLaneMinor(lane) * 100;
+  return 17666 + runtimeLaneMinor(lane) * 1000;
 }
 
 export function publicHostLabel(host = defaultPublicHost): string {