diff --git a/index.html b/index.html
index 88a6d1c5..e6e5b85b 100644
--- a/index.html
+++ b/index.html
@@ -1 +1 @@
-一个简单的web思维导图实现
\ No newline at end of file
+一个简单的web思维导图实现
\ No newline at end of file
diff --git a/simple-mind-map/src/lang/en-us.json b/simple-mind-map/src/lang/en-us.json
deleted file mode 100644
index e69de29b..00000000
diff --git a/simple-mind-map/src/lang/zh-cn.json b/simple-mind-map/src/lang/zh-cn.json
deleted file mode 100644
index 544b7b4d..00000000
--- a/simple-mind-map/src/lang/zh-cn.json
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-
-}
\ No newline at end of file