diff --git a/src/infra/system-presence.ts b/src/infra/system-presence.ts
index c8e7ac2624..de7db52011 100644
--- a/src/infra/system-presence.ts
+++ b/src/infra/system-presence.ts
@@ -50,7 +50,7 @@ function resolvePrimaryIPv4(): string | undefined {
 function initSelfPresence() {
   const host = os.hostname();
   const ip = resolvePrimaryIPv4() ?? undefined;
-  const version = process.env.OPENCLAW_VERSION ?? process.env.npm_package_version ?? "unknown";
+  const version = process.env.OPENCLAW_VERSION ?? process.env.OPENCLAW_SERVICE_VERSION ?? process.env.npm_package_version ?? "unknown";
   const modelIdentifier = (() => {
     const p = os.platform();
     if (p === "darwin") {