diff --git a/src/utils/deep-assign.ts b/src/utils/deep-assign.ts
index 6a175c57a..4c5b7b877 100644
--- a/src/utils/deep-assign.ts
+++ b/src/utils/deep-assign.ts
@@ -1,5 +1,6 @@
 import { isDef, isObject } from '.';
-import { ObjectIndex } from './types';
+
+type ObjectIndex = Record<string, any>;
 
 const { hasOwnProperty } = Object.prototype;
 
diff --git a/src/utils/dom/event.ts b/src/utils/dom/event.ts
index 7bd55f859..073df3899 100644
--- a/src/utils/dom/event.ts
+++ b/src/utils/dom/event.ts
@@ -1,5 +1,6 @@
 import { inBrowser } from '..';
-import { EventHandler } from '../types';
+
+type EventHandler = (event: Event) => void;
 
 // eslint-disable-next-line import/no-mutable-exports
 export let supportsPassive = false;
diff --git a/src/utils/types.ts b/src/utils/types.ts
deleted file mode 100644
index 14821d4b6..000000000
--- a/src/utils/types.ts
+++ /dev/null
@@ -1,40 +0,0 @@
-import { VNode, CreateElement, RenderContext } from 'vue';
-import { InjectOptions, PropsDefinition } from 'vue/types/options';
-
-export type EventHandler = (event: Event) => void;
-
-export type ObjectIndex = Record<string, any>;
-
-export type ScopedSlot<Props = any> = (
-  props?: Props
-) => VNode[] | VNode | undefined;
-
-export type DefaultSlots = {
-  default?: ScopedSlot;
-};
-
-export type ScopedSlots = DefaultSlots & {
-  [key: string]: ScopedSlot | undefined;
-};
-
-export type ModelOptions = {
-  prop?: string;
-  event?: string;
-};
-
-export type DefaultProps = ObjectIndex;
-
-export type FunctionComponent<
-  Props = DefaultProps,
-  PropDefs = PropsDefinition<Props>
-> = {
-  (
-    h: CreateElement,
-    props: Props,
-    slots: ScopedSlots,
-    context: RenderContext<Props>
-  ): VNode | undefined;
-  props?: PropDefs;
-  model?: ModelOptions;
-  inject?: InjectOptions;
-};