diff --git a/.gitignore b/.gitignore
index 42ab69d4..ebfdc5cb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -44,4 +44,8 @@ bld/
 [Ll]og/
 
 # Visual Studio 2015/2017 cache/options directory
-.vs/
\ No newline at end of file
+.vs/
+
+**/*.idea
+**/*.iml
+**/*out
diff --git a/java/08_stack/StackBasedOnLinkedList.java b/java/08_stack/StackBasedOnLinkedList.java
index b078d372..58b25f0a 100644
--- a/java/08_stack/StackBasedOnLinkedList.java
+++ b/java/08_stack/StackBasedOnLinkedList.java
@@ -5,7 +5,7 @@
  *
  * Author: Zheng
  */
-public class StackBasedLinkedList {
+public class StackBasedOnLinkedList {
   private Node top = null;
 
   public void push(int value) {