diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6980a42..ef6ea0c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## 4.21.1 (Sep 03, 2024)
+
+
+## Improvements
+- Fixed how "reset my channel history" is handled after it was triggered (both via SDK or Platform API)
+
 ## 4.21.0 (Aug 29, 2024)
 
 
diff --git a/Package.swift b/Package.swift
index 0faf9d7..0827274 100644
--- a/Package.swift
+++ b/Package.swift
@@ -15,8 +15,8 @@ let package = Package(
     targets: [
         .binaryTarget(
             name: "SendbirdChatSDK",
-            url: "https://github.com/sendbird/sendbird-chat-sdk-ios/releases/download/4.21.0/SendbirdChatSDK.xcframework.zip",
-            checksum: "308ae3e42191bc495230250aaae33a1c4d2f091998c5809ccfb0544523d9c4a7"
+            url: "https://github.com/sendbird/sendbird-chat-sdk-ios/releases/download/4.21.1/SendbirdChatSDK.xcframework.zip",
+            checksum: "0fdbea449948aba0e7ed2df309f09de82fabf9fea14b020d7c00f0260be1145a"
         ),
     ]
 )
diff --git a/SendbirdChatSDK.podspec b/SendbirdChatSDK.podspec
index 998177f..a576328 100644
--- a/SendbirdChatSDK.podspec
+++ b/SendbirdChatSDK.podspec
@@ -1,7 +1,7 @@
 
 Pod::Spec.new do |s|
   s.name         = 'SendbirdChatSDK'
-  s.version      = "4.21.0"
+  s.version      = "4.21.1"
   s.summary      = 'Sendbird Chat iOS Framework'
   s.description  = 'Messaging and Chat API for Mobile Apps and Websites'
   s.homepage     = 'https://sendbird.com'
@@ -16,7 +16,7 @@ Pod::Spec.new do |s|
     'Young Hwang' => 'young.hwang@sendbird.com',
     'Kai Lee' => 'kai.lee@sendbird.com'
   }
-  s.source       = { :http => "https://github.com/sendbird/sendbird-chat-sdk-ios/releases/download/4.21.0/SendbirdChatSDK.zip", :sha1 => "aacb7b404c844f1ffb3daf113939400ec07b56a1" }
+  s.source       = { :http => "https://github.com/sendbird/sendbird-chat-sdk-ios/releases/download/4.21.1/SendbirdChatSDK.zip", :sha1 => "ab16d9f63357ab6fe33741a57430379e66d650a2" }
   s.requires_arc = true
   s.platform = :ios, '12.0'
   s.documentation_url = 'https://sendbird.com/docs/chat'