diff --git a/CHANGELOG.md b/CHANGELOG.md
index 00b07a7..af4a4af 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 1.0.9
+
+1.Upgrade sdk to 1.4.5.
+
 ## 1.0.8
 
 1.Upgrade sdk to 1.4.4. </br>
diff --git a/ios/Framework/OpenIMCore.framework/Headers/Open_im_sdk.objc.h b/ios/Framework/OpenIMCore.framework/Headers/Open_im_sdk.objc.h
index de38b93..63b5ace 100644
--- a/ios/Framework/OpenIMCore.framework/Headers/Open_im_sdk.objc.h
+++ b/ios/Framework/OpenIMCore.framework/Headers/Open_im_sdk.objc.h
@@ -1196,8 +1196,6 @@ FOUNDATION_EXPORT const int64_t Open_im_sdkLogining;
 FOUNDATION_EXPORT const int64_t Open_im_sdkLogoutCmd;
 FOUNDATION_EXPORT const int64_t Open_im_sdkMaxTotalMsgLen;
 FOUNDATION_EXPORT const int64_t Open_im_sdkMerger;
-FOUNDATION_EXPORT const int64_t Open_im_sdkMessageHasNotRead;
-FOUNDATION_EXPORT const int64_t Open_im_sdkMessageHasRead;
 FOUNDATION_EXPORT const int64_t Open_im_sdkMsgStatusHasDeleted;
 FOUNDATION_EXPORT const int64_t Open_im_sdkMsgStatusRevoked;
 FOUNDATION_EXPORT const int64_t Open_im_sdkMsgStatusSendFailed;
diff --git a/ios/Framework/OpenIMCore.framework/OpenIMCore b/ios/Framework/OpenIMCore.framework/OpenIMCore
index 34398ef..c003a57 100644
Binary files a/ios/Framework/OpenIMCore.framework/OpenIMCore and b/ios/Framework/OpenIMCore.framework/OpenIMCore differ
diff --git a/pubspec.yaml b/pubspec.yaml
index 5971f57..5b58897 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: flutter_openim_sdk
 description: An instant messaging plug-in that supports Android and IOS. And the server is also all open source.
-version: 1.0.8
+version: 1.0.9
 homepage: https://www.rentsoft.cn
 repository: https://github.com/OpenIMSDK/Open-IM-SDK-Flutter