diff --git a/docs/tools/acp-agents.md b/docs/tools/acp-agents.md
index c0e3b4be687..b2744b6e7cc 100644
--- a/docs/tools/acp-agents.md
+++ b/docs/tools/acp-agents.md
@@ -313,7 +313,7 @@ See [Configuration Reference](/gateway/configuration-reference).
 Install and enable plugin:
 
 ```bash
-openclaw plugins install @openclaw/acpx
+openclaw plugins install acpx
 openclaw config set plugins.entries.acpx.enabled true
 ```
 
diff --git a/src/auto-reply/reply/commands-acp/shared.ts b/src/auto-reply/reply/commands-acp/shared.ts
index adf31247b6d..1a084382330 100644
--- a/src/auto-reply/reply/commands-acp/shared.ts
+++ b/src/auto-reply/reply/commands-acp/shared.ts
@@ -419,7 +419,7 @@ export function resolveAcpInstallCommandHint(cfg: OpenClawConfig): string {
     if (existsSync(localPath)) {
       return `openclaw plugins install ${localPath}`;
     }
-    return "openclaw plugins install @openclaw/acpx";
+    return "openclaw plugins install acpx";
   }
   return `Install and enable the plugin that provides ACP backend "${backendId}".`;
 }