diff --git a/chapter4/src/main/java/com/bennyhuo/list4_52_58/Main.kt b/chapter4/src/main/java/com/bennyhuo/list4_52_58/Main.kt
index 7279826..7fae475 100644
--- a/chapter4/src/main/java/com/bennyhuo/list4_52_58/Main.kt
+++ b/chapter4/src/main/java/com/bennyhuo/list4_52_58/Main.kt
@@ -12,7 +12,7 @@ fun main() {
     "com.bennyhuo.kotlin.meta",
     "HelloWorld.kt"
   )
-    // 导入 Kotlin 默认的包，例如 koltin.collections
+    // 导入 Kotlin 默认的包，例如 kotlin.collections
     .addKotlinDefaultImports(includeJvm = false, includeJs = false)
     // 添加文件注释
     .addFileComment("This is generated by KotlinPoet.")