diff --git a/unity3d/changelog.txt b/unity3d/changelog.txt
index 4164f50f..6a750f55 100644
--- a/unity3d/changelog.txt
+++ b/unity3d/changelog.txt
@@ -1,3 +1,6 @@
+# 1.2.0 发布日期：2015-09-29
+* 修复了 Unity 5 存在的 iOS 上 SSL 证书错误的问题
+
 # 1.2.0 发布日期：2015-04-30
 * AVUser.Session 设置为开放属性
 
diff --git a/unity3d/release-v1.2.1/AVOSCloud.Unity.dll b/unity3d/release-v1.2.1/AVOSCloud.Unity.dll
new file mode 100755
index 00000000..c87ceb11
Binary files /dev/null and b/unity3d/release-v1.2.1/AVOSCloud.Unity.dll differ