diff --git a/ios/Flutter/AppFrameworkInfo.plist b/ios/Flutter/AppFrameworkInfo.plist
index c5ff5d37e..cb6be3098 100644
--- a/ios/Flutter/AppFrameworkInfo.plist
+++ b/ios/Flutter/AppFrameworkInfo.plist
@@ -21,6 +21,6 @@
 	<key>CFBundleVersion</key>
 	<string>1.0</string>
 	<key>MinimumOSVersion</key>
-	<string>13.0</string>
+	<string>11.0</string>
 </dict>
 </plist>
diff --git a/ios/Runner.xcodeproj/project.pbxproj b/ios/Runner.xcodeproj/project.pbxproj
index 0c0c2cf23..80e5a8a00 100644
--- a/ios/Runner.xcodeproj/project.pbxproj
+++ b/ios/Runner.xcodeproj/project.pbxproj
@@ -354,7 +354,7 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
-				CURRENT_PROJECT_VERSION = 11;
+				CURRENT_PROJECT_VERSION = 12;
 				DEVELOPMENT_TEAM = 32J6BB6VUS;
 				ENABLE_BITCODE = NO;
 				FRAMEWORK_SEARCH_PATHS = (
@@ -362,7 +362,7 @@
 					"$(PROJECT_DIR)/Flutter",
 				);
 				INFOPLIST_FILE = Runner/Info.plist;
-				IPHONEOS_DEPLOYMENT_TARGET = 13.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -494,7 +494,7 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
-				CURRENT_PROJECT_VERSION = 11;
+				CURRENT_PROJECT_VERSION = 12;
 				DEVELOPMENT_TEAM = 32J6BB6VUS;
 				ENABLE_BITCODE = NO;
 				FRAMEWORK_SEARCH_PATHS = (
@@ -502,7 +502,7 @@
 					"$(PROJECT_DIR)/Flutter",
 				);
 				INFOPLIST_FILE = Runner/Info.plist;
-				IPHONEOS_DEPLOYMENT_TARGET = 13.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -528,7 +528,7 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
-				CURRENT_PROJECT_VERSION = 11;
+				CURRENT_PROJECT_VERSION = 12;
 				DEVELOPMENT_TEAM = 32J6BB6VUS;
 				ENABLE_BITCODE = NO;
 				FRAMEWORK_SEARCH_PATHS = (
@@ -536,7 +536,7 @@
 					"$(PROJECT_DIR)/Flutter",
 				);
 				INFOPLIST_FILE = Runner/Info.plist;
-				IPHONEOS_DEPLOYMENT_TARGET = 13.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
diff --git a/lib/view_model/exchange/exchange_view_model.dart b/lib/view_model/exchange/exchange_view_model.dart
index e135529ef..2f8d28cd4 100644
--- a/lib/view_model/exchange/exchange_view_model.dart
+++ b/lib/view_model/exchange/exchange_view_model.dart
@@ -227,6 +227,8 @@ abstract class ExchangeViewModelBase with Store {
       currency = depositCurrency;
     }
 
+    amount = amount.replaceAll(',', '.');
+
     if (limitsState is LimitsLoadedSuccessfully && amount != null) {
       if (double.parse(amount) < limits.min) {
         tradeState = TradeIsCreatedFailure(
diff --git a/pubspec.lock b/pubspec.lock
index 6a626d9cf..a04e9e780 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -273,7 +273,7 @@ packages:
       name: dart_style
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.3.8"
+    version: "1.3.8+1"
   dartx:
     dependency: transitive
     description: