diff --git a/.idea/misc.xml b/.idea/misc.xml
index cc72de3..ad53516 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -24,7 +24,7 @@
       </value>
     </option>
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_7" default="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">
diff --git a/GSYVideoPlayer b/GSYVideoPlayer
index 497a97c..1020512 160000
--- a/GSYVideoPlayer
+++ b/GSYVideoPlayer
@@ -1 +1 @@
-Subproject commit 497a97cb7a3d6e1ed3487302450501a628bd7d7e
+Subproject commit 1020512379e742d309e4d366ad92f8b5101816b2
diff --git a/art/15.png b/art/15.png
index dbcd1e1..c6175d8 100644
Binary files a/art/15.png and b/art/15.png differ
diff --git a/changelog.md b/changelog.md
index a1a6da1..dbeed77 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,15 @@
 ## 更新历史
 
+### V1.0.9
+- 修复排行榜闪退问题
+- 修复大文件不能下载的问题
+- 修复Android 4.4及以下搜索闪退问题
+- 添加缓冲进度条
+- 减少滑动手势调整的播放进度幅度
+- 播放设置新增弹幕速度
+- 播放设置新增解码方式
+- 优化播放器播放参数，减少视频加载时间
+
 ### V1.0.8
 - 优化动画，减少卡顿
 - 添加省流量更新