diff --git a/packages/runtime-core/src/compat/global.ts b/packages/runtime-core/src/compat/global.ts
index 2e4898a7081..e0fc699fa5f 100644
--- a/packages/runtime-core/src/compat/global.ts
+++ b/packages/runtime-core/src/compat/global.ts
@@ -170,7 +170,7 @@ export function createCompatVue(
     }
   }
 
-  Vue.version = __VERSION__
+  Vue.version = `2.6.14-compat:${__VERSION__}`
   Vue.config = singletonApp.config
 
   Vue.use = (p, ...options) => {