diff --git a/document/doxygen.config b/document/doxygen.config
index af4736f0e6..5adc36c084 100644
--- a/document/doxygen.config
+++ b/document/doxygen.config
@@ -32,7 +32,7 @@ PROJECT_NAME           = cocos2d-x
 # This could be handy for archiving the generated documentation or 
 # if some version control system is used.
 
-PROJECT_NUMBER         = 2.0.3
+PROJECT_NUMBER         = 2.1.0
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description 
 # for a project that appears at the top of each page and should give viewer 
@@ -676,12 +676,11 @@ WARN_LOGFILE           =
 # with spaces.
 
 INPUT                  = ../cocos2dx \
-			 ../cocos2dx/platform \
-			 ../CocosDenshion/include \
+                         ../cocos2dx/platform \
+                         ../CocosDenshion/include \
                          ../document \
                          ../extensions \
-                         ../scripting/lua/cocos2dx_support \
-                         
+                         ../scripting/lua/cocos2dx_support
 
 # This tag can be used to specify the character encoding of the source files 
 # that doxygen parses. Internally doxygen uses the UTF-8 encoding, which is