diff --git a/packages/runtime-core/src/apiReactivity.ts b/packages/runtime-core/src/apiReactivity.ts
index a6ae970f..502ea365 100644
--- a/packages/runtime-core/src/apiReactivity.ts
+++ b/packages/runtime-core/src/apiReactivity.ts
@@ -10,7 +10,6 @@ export {
   toRaw,
   markReadonly,
   markNonReactive,
-  effect,
   // types
   ReactiveEffect,
   ReactiveEffectOptions,