diff --git a/README.md b/README.md
index a073b6e2..fe1897f3 100644
--- a/README.md
+++ b/README.md
@@ -42,4 +42,4 @@
 * [无向图(邻接表表示)](src/algs4/graph/graph.ts)
 * [DFS 深度优先搜索](src/algs4/graph/dfs.ts)
 * [BFS 广度优先搜索](src/algs4/graph/bfs.ts)
-* [联通分量](src/algs4/graph/connect-components.ts)
+* [连通分量](src/algs4/graph/connect-components.ts)
diff --git a/src/algs4/graph/connect-components.ts b/src/algs4/graph/connect-components.ts
index be246575..5e9c44b7 100644
--- a/src/algs4/graph/connect-components.ts
+++ b/src/algs4/graph/connect-components.ts
@@ -2,7 +2,7 @@ import Bag from '../1-3/bag'
 import Graph, { createGraphFromReadIn } from './graph'
 
 /**
- * 联通分量
+ * 连通分量
  */
 export default class CC {
   private marked: boolean[]