diff --git a/submodules/TelegramCore/Sources/TelegramEngine/Peers/CreateGroup.swift b/submodules/TelegramCore/Sources/TelegramEngine/Peers/CreateGroup.swift
index ad316f9740..17ab901a4f 100644
--- a/submodules/TelegramCore/Sources/TelegramEngine/Peers/CreateGroup.swift
+++ b/submodules/TelegramCore/Sources/TelegramEngine/Peers/CreateGroup.swift
@@ -13,7 +13,7 @@ public enum CreateGroupError {
     case serverProvided(String)
 }
 
-func _internal_createGroup(account: Account, title: String, peerIds: [PeerId]) -> Signal<PeerId?, CreateGroupError> {
+func _internal_createGroup(account: Account, title: String, peerIds: [PeerId], ttlPeriod: Int32?) -> Signal<PeerId?, CreateGroupError> {
     return account.postbox.transaction { transaction -> Signal<PeerId?, CreateGroupError> in
         var inputUsers: [Api.InputUser] = []
         for peerId in peerIds {
@@ -23,7 +23,13 @@ func _internal_createGroup(account: Account, title: String, peerIds: [PeerId]) -
                 return .single(nil)
             }
         }
-        return account.network.request(Api.functions.messages.createChat(flags: 0, users: inputUsers, title: title, ttlPeriod: nil))
+        
+        var flags: Int32 = 0
+        if let _ = ttlPeriod {
+            flags |= 1 << 0
+        }
+        
+        return account.network.request(Api.functions.messages.createChat(flags: flags, users: inputUsers, title: title, ttlPeriod: ttlPeriod))
         |> mapError { error -> CreateGroupError in
             if error.errorDescription == "USERS_TOO_FEW" {
                 return .privacy
diff --git a/submodules/TelegramCore/Sources/TelegramEngine/Peers/TelegramEnginePeers.swift b/submodules/TelegramCore/Sources/TelegramEngine/Peers/TelegramEnginePeers.swift
index adf154a3d7..3a56c20cbe 100644
--- a/submodules/TelegramCore/Sources/TelegramEngine/Peers/TelegramEnginePeers.swift
+++ b/submodules/TelegramCore/Sources/TelegramEngine/Peers/TelegramEnginePeers.swift
@@ -137,8 +137,8 @@ public extension TelegramEngine {
             return _internal_convertGroupToSupergroup(account: self.account, peerId: peerId)
         }
 
-        public func createGroup(title: String, peerIds: [PeerId]) -> Signal<PeerId?, CreateGroupError> {
-            return _internal_createGroup(account: self.account, title: title, peerIds: peerIds)
+        public func createGroup(title: String, peerIds: [PeerId], ttlPeriod: Int32?) -> Signal<PeerId?, CreateGroupError> {
+            return _internal_createGroup(account: self.account, title: title, peerIds: peerIds, ttlPeriod: ttlPeriod)
         }
 
         public func createSecretChat(peerId: PeerId) -> Signal<PeerId, CreateSecretChatError> {