diff --git a/scripts/add_header.sh b/scripts/add_header.sh
new file mode 100755
index 0000000..e27b7a8
--- /dev/null
+++ b/scripts/add_header.sh
@@ -0,0 +1 @@
+sed -i '1i/************************************\n * file enc : utf8\n * author   : wuyanyi09@gmail.com\n************************************/' ../src/*.h ../src/*.cpp ../src/*.tcc 
diff --git a/src/KeyWordExt.cpp b/src/KeyWordExt.cpp
index e6c6f54..ea512c8 100644
--- a/src/KeyWordExt.cpp
+++ b/src/KeyWordExt.cpp
@@ -1,3 +1,7 @@
+/************************************
+ * file enc : utf8
+ * author   : wuyanyi09@gmail.com
+************************************/
 #include "KeyWordExt.h"
 
 
diff --git a/src/KeyWordExt.h b/src/KeyWordExt.h
index 146df30..d7f1998 100644
--- a/src/KeyWordExt.h
+++ b/src/KeyWordExt.h
@@ -1,3 +1,7 @@
+/************************************
+ * file enc : utf8
+ * author   : wuyanyi09@gmail.com
+************************************/
 #ifndef CPPJIEBA_KEYWORDEXT_H
 #define CPPJIEBA_KEYWORDEXT_H
 
diff --git a/src/Segment.cpp b/src/Segment.cpp
index 9987129..e06c828 100644
--- a/src/Segment.cpp
+++ b/src/Segment.cpp
@@ -1,3 +1,7 @@
+/************************************
+ * file enc : utf8
+ * author   : wuyanyi09@gmail.com
+************************************/
 #include "Segment.h"
 
 namespace CppJieba
diff --git a/src/Segment.h b/src/Segment.h
index d7dc2fb..6765411 100644
--- a/src/Segment.h
+++ b/src/Segment.h
@@ -1,3 +1,7 @@
+/************************************
+ * file enc : utf8
+ * author   : wuyanyi09@gmail.com
+************************************/
 #ifndef CPPJIEBA_SEGMENT_H
 #define CPPJIEBA_SEGMENT_H
 
diff --git a/src/Trie.cpp b/src/Trie.cpp
index c3f1751..dd2161b 100644
--- a/src/Trie.cpp
+++ b/src/Trie.cpp
@@ -1,3 +1,7 @@
+/************************************
+ * file enc : utf8
+ * author   : wuyanyi09@gmail.com
+************************************/
 /*
  * file encoding: utf-8
  * author: wuyanyi09@gmail.com
diff --git a/src/Trie.h b/src/Trie.h
index 9602a28..d07c88e 100644
--- a/src/Trie.h
+++ b/src/Trie.h
@@ -1,3 +1,7 @@
+/************************************
+ * file enc : utf8
+ * author   : wuyanyi09@gmail.com
+************************************/
 /*
  * file encoding: utf-8
  * author: wuyanyi09@gmail.com
diff --git a/src/globals.h b/src/globals.h
index 94d1d40..1c73c45 100644
--- a/src/globals.h
+++ b/src/globals.h
@@ -1,3 +1,7 @@
+/************************************
+ * file enc : utf8
+ * author   : wuyanyi09@gmail.com
+************************************/
 #ifndef CPPJIEBA_GLOBALS_H
 #define CPPJIEBA_GLOBALS_H