diff --git a/CHANGELOG.md b/CHANGELOG.md
index 630224a3..ff01ff27 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+# [3.6.5-beta]
+20240521
+1. acala EVM address binding page fix.
+
 # [3.6.4-beta]
 20240516
 1. acala EVM address binding fix.
diff --git a/ios/Runner.xcodeproj/project.pbxproj b/ios/Runner.xcodeproj/project.pbxproj
index 8cc59b02..272ca8be 100644
--- a/ios/Runner.xcodeproj/project.pbxproj
+++ b/ios/Runner.xcodeproj/project.pbxproj
@@ -354,7 +354,7 @@
 				CODE_SIGN_ENTITLEMENTS = Runner/Runner.entitlements;
 				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 3641;
+				CURRENT_PROJECT_VERSION = 3651;
 				DEVELOPMENT_TEAM = WQ5H736A22;
 				ENABLE_BITCODE = NO;
 				EXCLUDED_ARCHS = armv7;
@@ -373,7 +373,7 @@
 					"$(inherited)",
 					"$(PROJECT_DIR)/Flutter",
 				);
-				MARKETING_VERSION = 3.6.4;
+				MARKETING_VERSION = 3.6.5;
 				ONLY_ACTIVE_ARCH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = io.polkawallet.polkawallet;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -502,7 +502,7 @@
 				CODE_SIGN_ENTITLEMENTS = Runner/Runner.entitlements;
 				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 3641;
+				CURRENT_PROJECT_VERSION = 3651;
 				DEVELOPMENT_TEAM = WQ5H736A22;
 				ENABLE_BITCODE = NO;
 				EXCLUDED_ARCHS = armv7;
@@ -521,7 +521,7 @@
 					"$(inherited)",
 					"$(PROJECT_DIR)/Flutter",
 				);
-				MARKETING_VERSION = 3.6.4;
+				MARKETING_VERSION = 3.6.5;
 				PRODUCT_BUNDLE_IDENTIFIER = io.polkawallet.polkawallet;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
@@ -543,7 +543,7 @@
 				CODE_SIGN_ENTITLEMENTS = Runner/Runner.entitlements;
 				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 3641;
+				CURRENT_PROJECT_VERSION = 3651;
 				DEVELOPMENT_TEAM = WQ5H736A22;
 				ENABLE_BITCODE = NO;
 				EXCLUDED_ARCHS = armv7;
@@ -562,7 +562,7 @@
 					"$(inherited)",
 					"$(PROJECT_DIR)/Flutter",
 				);
-				MARKETING_VERSION = 3.6.4;
+				MARKETING_VERSION = 3.6.5;
 				ONLY_ACTIVE_ARCH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = io.polkawallet.polkawallet;
 				PRODUCT_NAME = "$(TARGET_NAME)";
diff --git a/lib/pages/account/bind/accountBindStep2.dart b/lib/pages/account/bind/accountBindStep2.dart
index a15d951e..b4b2f15f 100644
--- a/lib/pages/account/bind/accountBindStep2.dart
+++ b/lib/pages/account/bind/accountBindStep2.dart
@@ -3,15 +3,15 @@ import 'package:app/service/index.dart';
 import 'package:app/utils/i18n/index.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
+import 'package:polkawallet_plugin_evm/polkawallet_plugin_evm.dart';
 import 'package:polkawallet_sdk/storage/types/ethWalletData.dart';
 import 'package:polkawallet_sdk/storage/types/keyPairData.dart';
 import 'package:polkawallet_sdk/utils/i18n.dart';
-import 'package:polkawallet_ui/utils/i18n.dart';
-import 'package:polkawallet_ui/utils/index.dart';
 import 'package:polkawallet_ui/components/v3/button.dart';
 import 'package:polkawallet_ui/components/v3/dialog.dart';
 import 'package:polkawallet_ui/utils/format.dart';
-import 'package:polkawallet_plugin_evm/polkawallet_plugin_evm.dart';
+import 'package:polkawallet_ui/utils/i18n.dart';
+import 'package:polkawallet_ui/utils/index.dart';
 
 class AccountBindStep2 extends StatefulWidget {
   const AccountBindStep2(
@@ -44,14 +44,8 @@ class _AccountBindStep2State extends State<AccountBindStep2> {
       _submitting = true;
     });
 
-    // todo: remove testnet before release
     Map res = await widget.service.account.evmSignMessage(
-        // isAcala
-        //     ? metamask_acala_params
-        //     : metamask_karura_params,
-        isAcala
-            ? metamask_acala_testnet_params
-            : metamask_karura_testnet_params,
+        isAcala ? metamask_acala_params : metamask_karura_params,
         widget.keyPairData.pubKey,
         widget.ethWalletData.address,
         password);
diff --git a/pubspec.yaml b/pubspec.yaml
index 20f7b8cb..6be183e1 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -16,7 +16,7 @@ publish_to: 'none' # Remove this line if you wish to publish to pub.dev
 # In iOS, build-name is used as CFBundleShortVersionString while build-number used as CFBundleVersion.
 # Read more about iOS versioning at
 # https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
-version: 3.6.4+3641
+version: 3.6.5+3651
 
 environment:
   sdk: ">=2.10.0 <3.0.0"