diff --git a/api/include/common.h b/api/include/common.h
index 85b970e2..8a451d73 100755
--- a/api/include/common.h
+++ b/api/include/common.h
@@ -1,4 +1,4 @@
-/*
+/*
  * MIT License
  *
  * Copyright (c) 2019 xiongziliang <771730766@qq.com>
diff --git a/api/include/flvrecorder.h b/api/include/flvrecorder.h
index 6e310ed7..323d33a6 100644
--- a/api/include/flvrecorder.h
+++ b/api/include/flvrecorder.h
@@ -1,4 +1,4 @@
-/*
+/*
  * MIT License
  *
  * Copyright (c) 2019 xiongziliang <771730766@qq.com>
diff --git a/api/include/httpdownloader.h b/api/include/httpdownloader.h
index 8aeaa3d3..0354ec62 100755
--- a/api/include/httpdownloader.h
+++ b/api/include/httpdownloader.h
@@ -1,4 +1,4 @@
-/*
+/*
  * MIT License
  *
  * Copyright (c) 2019 xiongziliang <771730766@qq.com>
diff --git a/api/include/media.h b/api/include/media.h
index 4226b649..f80e4083 100755
--- a/api/include/media.h
+++ b/api/include/media.h
@@ -1,4 +1,4 @@
-/*
+/*
  * MIT License
  *
  * Copyright (c) 2019 xiongziliang <771730766@qq.com>
diff --git a/api/include/mediakit.h b/api/include/mediakit.h
index 789e70b6..534eac83 100755
--- a/api/include/mediakit.h
+++ b/api/include/mediakit.h
@@ -1,4 +1,4 @@
-/*
+/*
  * MIT License
  *
  * Copyright (c) 2019 xiongziliang <771730766@qq.com>
diff --git a/api/include/player.h b/api/include/player.h
index 50181c26..cb4da62c 100755
--- a/api/include/player.h
+++ b/api/include/player.h
@@ -1,4 +1,4 @@
-/*
+/*
  * MIT License
  *
  * Copyright (c) 2019 xiongziliang <771730766@qq.com>
diff --git a/api/include/proxyplayer.h b/api/include/proxyplayer.h
index 2ad354ae..660be015 100644
--- a/api/include/proxyplayer.h
+++ b/api/include/proxyplayer.h
@@ -1,4 +1,4 @@
-/*
+/*
  * MIT License
  *
  * Copyright (c) 2019 xiongziliang <771730766@qq.com>
diff --git a/api/source/common.cpp b/api/source/common.cpp
index a7a16480..72585388 100755
--- a/api/source/common.cpp
+++ b/api/source/common.cpp
@@ -1,4 +1,4 @@
-/*
+/*
  * MIT License
  *
  * Copyright (c) 2019 xiongziliang <771730766@qq.com>
diff --git a/api/source/flvrecorder.cpp b/api/source/flvrecorder.cpp
index bc45defe..ab89af80 100644
--- a/api/source/flvrecorder.cpp
+++ b/api/source/flvrecorder.cpp
@@ -1,4 +1,4 @@
-/*
+/*
  * MIT License
  *
  * Copyright (c) 2019 xiongziliang <771730766@qq.com>
diff --git a/api/source/httpdownloader.cpp b/api/source/httpdownloader.cpp
index 7a7bbf5f..0f9c5004 100755
--- a/api/source/httpdownloader.cpp
+++ b/api/source/httpdownloader.cpp
@@ -1,4 +1,4 @@
-/*
+/*
  * MIT License
  *
  * Copyright (c) 2019 xiongziliang <771730766@qq.com>
diff --git a/api/source/media.cpp b/api/source/media.cpp
index bcc3473b..1a1addb2 100755
--- a/api/source/media.cpp
+++ b/api/source/media.cpp
@@ -1,4 +1,4 @@
-/*
+/*
  * MIT License
  *
  * Copyright (c) 2019 xiongziliang <771730766@qq.com>
diff --git a/api/source/player.cpp b/api/source/player.cpp
index 6686e837..2e60f7cd 100755
--- a/api/source/player.cpp
+++ b/api/source/player.cpp
@@ -1,4 +1,4 @@
-/*
+/*
  * MIT License
  *
  * Copyright (c) 2019 xiongziliang <771730766@qq.com>
diff --git a/api/source/proxyplayer.cpp b/api/source/proxyplayer.cpp
index ffaf1f4d..d733fe01 100644
--- a/api/source/proxyplayer.cpp
+++ b/api/source/proxyplayer.cpp
@@ -1,4 +1,4 @@
-/*
+/*
  * MIT License
  *
  * Copyright (c) 2019 xiongziliang <771730766@qq.com>