diff --git a/src/Indent.tsx b/src/Indent.tsx
index 41aac59d..890372c9 100644
--- a/src/Indent.tsx
+++ b/src/Indent.tsx
@@ -1,5 +1,6 @@
 import classNames from 'classnames';
 import * as React from 'react';
+import { areArraysEqual } from './utils/diffUtil';
 
 interface IndentProps {
   prefixCls: string;
@@ -30,4 +31,13 @@ const Indent: React.FC<IndentProps> = ({ prefixCls, level, isStart, isEnd }) =>
   );
 };
 
-export default React.memo(Indent);
+function arePropsEqual(prev: IndentProps, next: IndentProps) {
+  return (
+    prev.prefixCls === next.prefixCls &&
+    prev.level === next.level &&
+    areArraysEqual(prev.isStart, next.isStart) &&
+    areArraysEqual(prev.isEnd, next.isEnd)
+  );
+}
+
+export default React.memo(Indent, arePropsEqual);
diff --git a/src/utils/diffUtil.ts b/src/utils/diffUtil.ts
index 8f2372e4..69824d62 100644
--- a/src/utils/diffUtil.ts
+++ b/src/utils/diffUtil.ts
@@ -43,3 +43,7 @@ export function getExpandRange(shorter: FlattenNode[], longer: FlattenNode[], ke
   }
   return longer.slice(longerStartIndex + 1);
 }
+
+export function areArraysEqual(a: any[], b: any[]) {
+  return a.length === b.length && a.every((val, i) => val === b[i]);
+}