diff --git a/src/H264/SPSParser.h b/src/H264/SPSParser.h
index dd0f67f0..e25501ac 100644
--- a/src/H264/SPSParser.h
+++ b/src/H264/SPSParser.h
@@ -1,4 +1,4 @@
-#ifndef _SPSPARSER_H_
+#ifndef _SPSPARSER_H_
 #define _SPSPARSER_H_
 
 #if defined (__cplusplus)
diff --git a/src/Http/HttpChunkedSplitter.cpp b/src/Http/HttpChunkedSplitter.cpp
index 2db5b393..db65ddcb 100644
--- a/src/Http/HttpChunkedSplitter.cpp
+++ b/src/Http/HttpChunkedSplitter.cpp
@@ -1,4 +1,4 @@
-/*
+/*
  * MIT License
  *
  * Copyright (c) 2016 xiongziliang <771730766@qq.com>
diff --git a/src/Http/HttpChunkedSplitter.h b/src/Http/HttpChunkedSplitter.h
index 9cc47abc..1abfff9c 100644
--- a/src/Http/HttpChunkedSplitter.h
+++ b/src/Http/HttpChunkedSplitter.h
@@ -1,4 +1,4 @@
-/*
+/*
  * MIT License
  *
  * Copyright (c) 2016 xiongziliang <771730766@qq.com>
diff --git a/src/Rtsp/RtspSession.cpp b/src/Rtsp/RtspSession.cpp
index 9feb90f8..79bbd1d8 100644
--- a/src/Rtsp/RtspSession.cpp
+++ b/src/Rtsp/RtspSession.cpp
@@ -1,4 +1,4 @@
-/*
+/*
  * MIT License
  *
  * Copyright (c) 2016 xiongziliang <771730766@qq.com>
diff --git a/src/Rtsp/RtspSession.h b/src/Rtsp/RtspSession.h
index 0979c34c..fa728f1d 100644
--- a/src/Rtsp/RtspSession.h
+++ b/src/Rtsp/RtspSession.h
@@ -1,4 +1,4 @@
-/*
+/*
  * MIT License
  *
  * Copyright (c) 2016 xiongziliang <771730766@qq.com>