diff --git a/10.2.md b/10.2.md
index 214db90..7cba9ac 100644
--- a/10.2.md
+++ b/10.2.md
@@ -21,12 +21,12 @@ class myclass
 		echo "我是public类型的方法\n";
 	}
 	
-	public function private_method()
+	private function private_method()
 	{
 		echo "我是private类型的方法\n";
 	}
 	
-	public function protected_method()
+	protected function protected_method()
 	{
 		echo "我是protected类型的方法\n";
 	}