diff --git a/packages/compiler-sfc/src/compileScript.ts b/packages/compiler-sfc/src/compileScript.ts
index b7e4c0ea778..d97765275a9 100644
--- a/packages/compiler-sfc/src/compileScript.ts
+++ b/packages/compiler-sfc/src/compileScript.ts
@@ -1976,6 +1976,7 @@ function inferRuntimeType(
     case 'TSParenthesizedType':
       return inferRuntimeType(node.typeAnnotation, declaredTypes)
     case 'TSUnionType':
+    case 'TSIntersectionType':
       return [
         ...new Set(
           [].concat(
@@ -1983,8 +1984,6 @@ function inferRuntimeType(
           )
         )
       ]
-    case 'TSIntersectionType':
-      return ['Object']
 
     case 'TSSymbolKeyword':
       return ['Symbol']