diff --git a/QNDroidRTCDemo/app/build.gradle b/QNDroidRTCDemo/app/build.gradle
index 1d72766..772659e 100644
--- a/QNDroidRTCDemo/app/build.gradle
+++ b/QNDroidRTCDemo/app/build.gradle
@@ -6,8 +6,8 @@ android {
         applicationId "com.qiniu.droid.rtc.demo"
         minSdkVersion 18
         targetSdkVersion 29
-        versionCode 34
-        versionName "3.1.2"
+        versionCode 35
+        versionName "3.1.3"
         buildConfigField "long", "BUILD_TIMESTAMP", System.currentTimeMillis() + "L"
     }
 
diff --git a/QNDroidRTCDemo/app/libs/qndroid-rtc-3.1.2.jar b/QNDroidRTCDemo/app/libs/qndroid-rtc-3.1.3.jar
similarity index 82%
rename from QNDroidRTCDemo/app/libs/qndroid-rtc-3.1.2.jar
rename to QNDroidRTCDemo/app/libs/qndroid-rtc-3.1.3.jar
index fc1a10c..1ef36a8 100644
Binary files a/QNDroidRTCDemo/app/libs/qndroid-rtc-3.1.2.jar and b/QNDroidRTCDemo/app/libs/qndroid-rtc-3.1.3.jar differ
diff --git a/ReleaseNotes/release-notes-3.1.3.md b/ReleaseNotes/release-notes-3.1.3.md
new file mode 100644
index 0000000..1711647
--- /dev/null
+++ b/ReleaseNotes/release-notes-3.1.3.md
@@ -0,0 +1,31 @@
+# QNDroidRTC Release Notes for 3.1.3
+
+## 简介
+
+QNDroidRTC 是七牛推出的一款适用于 Android 平台的音视频通话 SDK，提供了包括美颜、滤镜、音视频通话等多种功能，提供灵活的接口，支持高度定制以及二次开发。
+
+## 版本
+
+- 发布 qndroid-rtc-3.1.3.jar
+
+## 缺陷
+
+- 修复特定机型上帧率达不到设置值
+- 修复外部音频导入概率奔溃
+- 修复某些机型上加房耗时较长
+- 修复某些蓝牙耳机无法连接成功
+
+## 注意事项
+- 如果您使用的版本是 2.5.0+，那么为了给您提供更好的使用体验，请务必依赖如下 dns 解析库：
+
+```java
+dependencies {
+    implementation 'com.qiniu:happy-dns:0.2.17'
+}
+```
+- 从 3.0.2 版本开始，SDK 不再提供 v1 接口
+- 从 3.1.0 版本开始，SDK 不再提供 armeabi 架构库
+
+## 问题反馈
+
+当你遇到任何问题时，可以通过在 GitHub 的 repo 提交 `issues` 来反馈问题，请尽可能的描述清楚遇到的问题，如果有错误信息也一同附带，并且在 ```Labels``` 中指明类型为 bug 或者其他。 [通过这里查看已有的 issues 和提交 bug](https://github.com/pili-engineering/QNRTC-Android/issues)
diff --git a/releases/arm64-v8a/libqndroid_rtc.so b/releases/arm64-v8a/libqndroid_rtc.so
index 8c6f61e..a605af4 100755
Binary files a/releases/arm64-v8a/libqndroid_rtc.so and b/releases/arm64-v8a/libqndroid_rtc.so differ
diff --git a/releases/armeabi-v7a/libqndroid_rtc.so b/releases/armeabi-v7a/libqndroid_rtc.so
index 531ed0f..c86ec14 100755
Binary files a/releases/armeabi-v7a/libqndroid_rtc.so and b/releases/armeabi-v7a/libqndroid_rtc.so differ
diff --git a/releases/qndroid-rtc-3.1.2.jar b/releases/qndroid-rtc-3.1.3.jar
similarity index 82%
rename from releases/qndroid-rtc-3.1.2.jar
rename to releases/qndroid-rtc-3.1.3.jar
index fc1a10c..1ef36a8 100644
Binary files a/releases/qndroid-rtc-3.1.2.jar and b/releases/qndroid-rtc-3.1.3.jar differ
diff --git a/releases/x86/libqndroid_rtc.so b/releases/x86/libqndroid_rtc.so
index 0b5d330..204f73c 100755
Binary files a/releases/x86/libqndroid_rtc.so and b/releases/x86/libqndroid_rtc.so differ