diff --git a/src/generate.tsx b/src/generate.tsx
index 22ee43ee2..e91716200 100644
--- a/src/generate.tsx
+++ b/src/generate.tsx
@@ -32,10 +32,9 @@ import type {
   SingleType,
   OnClear,
   SelectSource,
-  CustomTagProps} from './interface/generator';
-import {
-  INTERNAL_PROPS_MARK
+  CustomTagProps,
 } from './interface/generator';
+import { INTERNAL_PROPS_MARK } from './interface/generator';
 import type { OptionListProps, RefOptionListProps } from './OptionList';
 import { toInnerValue, toOuterValues, removeLastEnabledValue, getUUID } from './utils/commonUtil';
 import TransBtn from './TransBtn';
@@ -761,9 +760,16 @@ export default function generateSelector<
       const clearLock = getClearLock();
       const { which } = event;
 
-      // We only manage open state here, close logic should handle by list component
-      if (!mergedOpen && which === KeyCode.ENTER) {
-        onToggleOpen(true);
+      if (which === KeyCode.ENTER) {
+        // Do not submit form when type in the input
+        if (mode !== 'combobox') {
+          event.preventDefault();
+        }
+
+        // We only manage open state here, close logic should handle by list component
+        if (!mergedOpen) {
+          onToggleOpen(true);
+        }
       }
 
       setClearLock(!!mergedSearchValue);
diff --git a/tests/Tags.test.tsx b/tests/Tags.test.tsx
index 80a1b8933..0902a9fd8 100644
--- a/tests/Tags.test.tsx
+++ b/tests/Tags.test.tsx
@@ -329,7 +329,7 @@ describe('Select.Tags', () => {
   });
 
   describe('OptGroup', () => {
-    const createSelect = props => (
+    const createSelect = (props) => (
       <div>
         <Select mode="tags" {...props}>
           <OptGroup key="Manager" label="Manager">
@@ -407,18 +407,21 @@ describe('Select.Tags', () => {
 
   it('correctly handles the `tabIndex` prop', () => {
     const wrapper = mount(<Select mode="tags" tabIndex={0} />);
-    expect(
-      wrapper
-        .find('.rc-select')
-        .getDOMNode()
-        .getAttribute('tabindex'),
-    ).toBeNull();
+    expect(wrapper.find('.rc-select').getDOMNode().getAttribute('tabindex')).toBeNull();
 
     expect(
-      wrapper
-        .find('input.rc-select-selection-search-input')
-        .getDOMNode()
-        .getAttribute('tabindex'),
+      wrapper.find('input.rc-select-selection-search-input').getDOMNode().getAttribute('tabindex'),
     ).toBe('0');
   });
+
+  it('press enter should not submit form', () => {
+    const wrapper = mount(<Select mode="tags" open={false} />);
+    const preventDefault = jest.fn();
+    wrapper.find('input').simulate('keyDown', {
+      which: KeyCode.ENTER,
+      preventDefault,
+    });
+
+    expect(preventDefault).toHaveBeenCalled();
+  });
 });
diff --git a/typings/index.d.ts b/typings/index.d.ts
index e37e57ccb..f58471bdb 100644
--- a/typings/index.d.ts
+++ b/typings/index.d.ts
@@ -6,8 +6,6 @@ declare module 'rc-menu';
 
 declare module 'rc-util/lib/Children/toArray';
 
-declare module 'rc-util/lib/KeyCode';
-
 declare module 'dom-scroll-into-view';
 
 declare module 'rc-trigger';