diff --git a/android/build.gradle b/android/build.gradle
index b3cd76793..fc83d5aa6 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -47,9 +47,9 @@ dependencies {
   if (isDev(project)) {
     implementation fileTree(dir: "libs", include: ["*.jar"])
   } else {
-    api 'io.agora.rtc:iris-rtc:4.1.1.28-build.2'
-    api 'io.agora.rtc:agora-special-full:4.1.1.28'
-    api 'io.agora.rtc:full-screen-sharing:4.1.1.28'
+    api 'io.agora.rtc:iris-rtc:4.1.1.185-build.1'
+    api 'io.agora.rtc:agora-special-full:4.1.1.185'
+    api 'io.agora.rtc:full-screen-sharing:4.1.1.185'
   }
 }
 
diff --git a/ios/agora_rtc_engine.podspec b/ios/agora_rtc_engine.podspec
index 12bdb46e0..ede84be44 100644
--- a/ios/agora_rtc_engine.podspec
+++ b/ios/agora_rtc_engine.podspec
@@ -17,8 +17,8 @@ Pod::Spec.new do |s|
   s.source           = { :path => '.' }
   s.source_files = 'Classes/**/*.{h,mm,m,swift}'
   s.dependency 'Flutter'
-  s.dependency 'AgoraIrisRTC_iOS', '4.1.1.28-build.2'
-  s.dependency 'AgoraRtcEngine_Special_iOS', '4.1.1.28'
+  s.dependency 'AgoraIrisRTC_iOS', '4.1.1.185-build.1'
+  s.dependency 'AgoraRtcEngine_Special_iOS', '4.1.1.185'
   # s.dependency 'AgoraRtcWrapper'
   s.platform = :ios, '9.0'
   s.swift_version = '5.0'
diff --git a/pubspec.yaml b/pubspec.yaml
index 0a6b93989..53f1fcc65 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -2,7 +2,7 @@ name: agora_rtc_engine
 description: >-
   Flutter plugin of Agora RTC SDK, allow you to simply integrate Agora Video
   Calling or Live Video Streaming to your app with just a few lines of code.
-version: 6.1.1-sp.41128
+version: 6.1.1-sp.411185
 homepage: https://www.agora.io
 repository: https://github.com/AgoraIO-Extensions/Agora-Flutter-SDK/tree/main
 environment:
diff --git a/scripts/artifacts_version.sh b/scripts/artifacts_version.sh
index 8023bfb6a..a5792b5be 100644
--- a/scripts/artifacts_version.sh
+++ b/scripts/artifacts_version.sh
@@ -1,6 +1,6 @@
 set -e
 
-export IRIS_CDN_URL_ANDROID="https://download.agora.io/sdk/release/iris_4.1.1.28-build.2_DCG_Android_Video_20240402_0545.zip"
-export IRIS_CDN_URL_IOS="https://download.agora.io/sdk/release/iris_4.1.1.28-build.2_DCG_iOS_Video_20240402_0545.zip"
+export IRIS_CDN_URL_ANDROID="https://download.agora.io/sdk/release/iris_4.1.1.185-build.1_DCG_Android_Video_20240403_0500.zip"
+export IRIS_CDN_URL_IOS="https://download.agora.io/sdk/release/iris_4.1.1.185-build.1_DCG_iOS_Video_20240403_0500.zip"
 export IRIS_CDN_URL_MACOS="https://download.agora.io/sdk/release/iris_4.1.1.28-build.2_DCG_Mac_Video_20240402_0545.zip"
 export IRIS_CDN_URL_WINDOWS="https://download.agora.io/sdk/release/iris_4.1.1.28-build.2_DCG_Windows_Video_20240402_0545.zip"