diff --git a/Telegram/Resources/uwp/AppX/AppxManifest.xml b/Telegram/Resources/uwp/AppX/AppxManifest.xml
index e53eb15e1..3e87f6b5d 100644
--- a/Telegram/Resources/uwp/AppX/AppxManifest.xml
+++ b/Telegram/Resources/uwp/AppX/AppxManifest.xml
@@ -10,7 +10,7 @@
   <Identity Name="TelegramMessengerLLP.TelegramDesktop"
     ProcessorArchitecture="ARCHITECTURE"
     Publisher="CN=536BC709-8EE1-4478-AF22-F0F0F26FF64A"
-    Version="3.4.2.0" />
+    Version="3.4.3.0" />
   <Properties>
     <DisplayName>Telegram Desktop</DisplayName>
     <PublisherDisplayName>Telegram Messenger LLP</PublisherDisplayName>
diff --git a/Telegram/Resources/winrc/Telegram.rc b/Telegram/Resources/winrc/Telegram.rc
index 875edb6e2..20c6bd17a 100644
--- a/Telegram/Resources/winrc/Telegram.rc
+++ b/Telegram/Resources/winrc/Telegram.rc
@@ -44,8 +44,8 @@ IDI_ICON1               ICON                    "..\\art\\icon256.ico"
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 3,4,2,0
- PRODUCTVERSION 3,4,2,0
+ FILEVERSION 3,4,3,0
+ PRODUCTVERSION 3,4,3,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -62,10 +62,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop"
-            VALUE "FileVersion", "3.4.2.0"
+            VALUE "FileVersion", "3.4.3.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2021"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "3.4.2.0"
+            VALUE "ProductVersion", "3.4.3.0"
         END
     END
     BLOCK "VarFileInfo"
diff --git a/Telegram/Resources/winrc/Updater.rc b/Telegram/Resources/winrc/Updater.rc
index 6194ed5e1..5a61a33f2 100644
--- a/Telegram/Resources/winrc/Updater.rc
+++ b/Telegram/Resources/winrc/Updater.rc
@@ -35,8 +35,8 @@ LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 3,4,2,0
- PRODUCTVERSION 3,4,2,0
+ FILEVERSION 3,4,3,0
+ PRODUCTVERSION 3,4,3,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -53,10 +53,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop Updater"
-            VALUE "FileVersion", "3.4.2.0"
+            VALUE "FileVersion", "3.4.3.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2021"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "3.4.2.0"
+            VALUE "ProductVersion", "3.4.3.0"
         END
     END
     BLOCK "VarFileInfo"
diff --git a/Telegram/SourceFiles/core/version.h b/Telegram/SourceFiles/core/version.h
index 95ba69769..781444ccd 100644
--- a/Telegram/SourceFiles/core/version.h
+++ b/Telegram/SourceFiles/core/version.h
@@ -22,7 +22,7 @@ constexpr auto AppId = "{53F49750-6209-4FBF-9CA8-7A333C87D1ED}"_cs;
 constexpr auto AppNameOld = "Telegram Win (Unofficial)"_cs;
 constexpr auto AppName = "Telegram Desktop"_cs;
 constexpr auto AppFile = "Telegram"_cs;
-constexpr auto AppVersion = 3004002;
-constexpr auto AppVersionStr = "3.4.2";
+constexpr auto AppVersion = 3004003;
+constexpr auto AppVersionStr = "3.4.3";
 constexpr auto AppBetaVersion = false;
 constexpr auto AppAlphaVersion = TDESKTOP_ALPHA_VERSION;
diff --git a/Telegram/build/version b/Telegram/build/version
index dd7aad210..3ce9ec0b6 100644
--- a/Telegram/build/version
+++ b/Telegram/build/version
@@ -1,7 +1,7 @@
-AppVersion         3004002
+AppVersion         3004003
 AppVersionStrMajor 3.4
-AppVersionStrSmall 3.4.2
-AppVersionStr      3.4.2
+AppVersionStrSmall 3.4.3
+AppVersionStr      3.4.3
 BetaChannel        0
 AlphaVersion       0
-AppVersionOriginal 3.4.2
+AppVersionOriginal 3.4.3
diff --git a/changelog.txt b/changelog.txt
index 7d26a4f0a..c3eb5df51 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,3 +1,7 @@
+3.4.3 (03.01.21)
+
+- Bug fixes and other minor improvements.
+
 3.4.2 (31.12.21)
 
 - Bug fixes and other minor improvements.