diff --git a/TelegramUI/AccountContext.swift b/TelegramUI/AccountContext.swift
index d163756185..ca608a91f8 100644
--- a/TelegramUI/AccountContext.swift
+++ b/TelegramUI/AccountContext.swift
@@ -34,8 +34,10 @@ public final class TelegramApplicationBindings {
     public let getWindowHost: () -> WindowHost?
     public let presentNativeController: (UIViewController) -> Void
     public let dismissNativeController: () -> Void
+    public let getAlternateIconName: () -> String?
+    public let requestSetAlternateIconName: (String?, @escaping (Bool) -> Void) -> Void
     
-    public init(isMainApp: Bool, containerPath: String, appSpecificScheme: String, openUrl: @escaping (String) -> Void, openUniversalUrl: @escaping (String, TelegramApplicationOpenUrlCompletion) -> Void, canOpenUrl: @escaping (String) -> Bool, getTopWindow: @escaping () -> UIWindow?, displayNotification: @escaping (String) -> Void, applicationInForeground: Signal<Bool, NoError>, applicationIsActive: Signal<Bool, NoError>, clearMessageNotifications: @escaping ([MessageId]) -> Void, pushIdleTimerExtension: @escaping () -> Disposable, openSettings: @escaping () -> Void, openAppStorePage: @escaping () -> Void, registerForNotifications: @escaping (@escaping (Bool) -> Void) -> Void, requestSiriAuthorization: @escaping (@escaping (Bool) -> Void) -> Void, siriAuthorization: @escaping () -> AccessType, getWindowHost: @escaping () -> WindowHost?, presentNativeController: @escaping (UIViewController) -> Void, dismissNativeController: @escaping () -> Void) {
+    public init(isMainApp: Bool, containerPath: String, appSpecificScheme: String, openUrl: @escaping (String) -> Void, openUniversalUrl: @escaping (String, TelegramApplicationOpenUrlCompletion) -> Void, canOpenUrl: @escaping (String) -> Bool, getTopWindow: @escaping () -> UIWindow?, displayNotification: @escaping (String) -> Void, applicationInForeground: Signal<Bool, NoError>, applicationIsActive: Signal<Bool, NoError>, clearMessageNotifications: @escaping ([MessageId]) -> Void, pushIdleTimerExtension: @escaping () -> Disposable, openSettings: @escaping () -> Void, openAppStorePage: @escaping () -> Void, registerForNotifications: @escaping (@escaping (Bool) -> Void) -> Void, requestSiriAuthorization: @escaping (@escaping (Bool) -> Void) -> Void, siriAuthorization: @escaping () -> AccessType, getWindowHost: @escaping () -> WindowHost?, presentNativeController: @escaping (UIViewController) -> Void, dismissNativeController: @escaping () -> Void, getAlternateIconName: @escaping () -> String?, requestSetAlternateIconName: @escaping (String?, @escaping (Bool) -> Void) -> Void) {
         self.isMainApp = isMainApp
         self.containerPath = containerPath
         self.appSpecificScheme = appSpecificScheme
@@ -56,6 +58,8 @@ public final class TelegramApplicationBindings {
         self.presentNativeController = presentNativeController
         self.dismissNativeController = dismissNativeController
         self.getWindowHost = getWindowHost
+        self.getAlternateIconName = getAlternateIconName
+        self.requestSetAlternateIconName = requestSetAlternateIconName
     }
 }
 
diff --git a/TelegramUI/DebugController.swift b/TelegramUI/DebugController.swift
index bce9ccd7f6..99cbba8347 100644
--- a/TelegramUI/DebugController.swift
+++ b/TelegramUI/DebugController.swift
@@ -49,6 +49,7 @@ private enum DebugControllerEntry: ItemListNodeEntry {
     case optimizeDatabase(PresentationTheme)
     case animatedStickers(PresentationTheme)
     case photoPreview(PresentationTheme, Bool)
+    case alternateIcon(PresentationTheme)
     case versionInfo(PresentationTheme)
     
     var section: ItemListSectionId {
@@ -61,7 +62,7 @@ private enum DebugControllerEntry: ItemListNodeEntry {
                 return DebugControllerSection.logging.rawValue
             case .enableRaiseToSpeak, .keepChatNavigationStack, .skipReadHistory, .crashOnSlowQueries:
                 return DebugControllerSection.experiments.rawValue
-            case .clearTips, .reimport, .resetData, .resetBiometricsData, .optimizeDatabase, .animatedStickers, .photoPreview:
+            case .clearTips, .reimport, .resetData, .resetBiometricsData, .optimizeDatabase, .animatedStickers, .photoPreview, .alternateIcon:
                 return DebugControllerSection.experiments.rawValue
             case .versionInfo:
                 return DebugControllerSection.info.rawValue
@@ -108,8 +109,10 @@ private enum DebugControllerEntry: ItemListNodeEntry {
                 return 17
             case .photoPreview:
                 return 18
-            case .versionInfo:
+            case .alternateIcon:
                 return 19
+            case .versionInfo:
+                return 20
         }
     }
     
@@ -423,6 +426,14 @@ private enum DebugControllerEntry: ItemListNodeEntry {
                         })
                     }).start()
                 })
+            case let .alternateIcon(theme):
+                return ItemListActionItem(theme: theme, title: "Change Icon", kind: .generic, alignment: .natural, sectionId: self.section, style: .blocks, action: {
+                    if arguments.sharedContext.applicationBindings.getAlternateIconName() == "Black" {
+                        arguments.sharedContext.applicationBindings.requestSetAlternateIconName(nil, { _ in })
+                    } else {
+                        arguments.sharedContext.applicationBindings.requestSetAlternateIconName("Black", { _ in })
+                    }
+                })
             case let .versionInfo(theme):
                 let bundle = Bundle.main
                 let bundleId = bundle.bundleIdentifier ?? ""
@@ -459,6 +470,7 @@ private func debugControllerEntries(presentationData: PresentationData, loggingS
     entries.append(.resetData(presentationData.theme))
     entries.append(.optimizeDatabase(presentationData.theme))
     entries.append(.photoPreview(presentationData.theme, experimentalSettings.chatListPhotos))
+    entries.append(.alternateIcon(presentationData.theme))
     entries.append(.versionInfo(presentationData.theme))
     
     return entries