diff --git a/src/mcp/tools/device/__tests__/list_devices.test.ts b/src/mcp/tools/device/__tests__/list_devices.test.ts
index 927da5a1..3bcbf5ad 100644
--- a/src/mcp/tools/device/__tests__/list_devices.test.ts
+++ b/src/mcp/tools/device/__tests__/list_devices.test.ts
@@ -217,7 +217,7 @@ describe('list_devices plugin (device-shared)', () => {
       expect(text).toContain('Test iPhone');
       expect(text).toContain('test-device-123');
       expect(result.nextStepParams).toEqual({
-        build_device: { scheme: 'YOUR_SCHEME', deviceId: 'UUID_FROM_ABOVE' },
+        build_device: { scheme: 'YOUR_SCHEME' },
         install_app_device: { deviceId: 'UUID_FROM_ABOVE', appPath: 'PATH_TO_APP' },
       });
     });
diff --git a/src/mcp/tools/device/list_devices.ts b/src/mcp/tools/device/list_devices.ts
index f8e69371..c6131a01 100644
--- a/src/mcp/tools/device/list_devices.ts
+++ b/src/mcp/tools/device/list_devices.ts
@@ -18,7 +18,7 @@ type ListDevicesParams = z.infer<typeof listDevicesSchema>;
 type ListDevicesResult = DeviceListDomainResult;
 
 const NEXT_STEP_PARAMS = {
-  build_device: { scheme: 'YOUR_SCHEME', deviceId: 'UUID_FROM_ABOVE' },
+  build_device: { scheme: 'YOUR_SCHEME' },
   install_app_device: { deviceId: 'UUID_FROM_ABOVE', appPath: 'PATH_TO_APP' },
 } as const;