diff --git a/Telegram/Resources/uwp/AppX/AppxManifest.xml b/Telegram/Resources/uwp/AppX/AppxManifest.xml
index 56602784a..31615ba67 100644
--- a/Telegram/Resources/uwp/AppX/AppxManifest.xml
+++ b/Telegram/Resources/uwp/AppX/AppxManifest.xml
@@ -9,7 +9,7 @@
   <Identity Name="TelegramMessengerLLP.TelegramDesktop"
     ProcessorArchitecture="ARCHITECTURE"
     Publisher="CN=536BC709-8EE1-4478-AF22-F0F0F26FF64A"
-    Version="3.1.9.0" />
+    Version="3.1.9.1" />
   <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 661dc11fb..5629d5188 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 3,1,9,0
- PRODUCTVERSION 3,1,9,0
+ FILEVERSION 3,1,9,1
+ PRODUCTVERSION 3,1,9,1
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -62,10 +62,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop"
-            VALUE "FileVersion", "3.1.9.0"
+            VALUE "FileVersion", "3.1.9.1"
             VALUE "LegalCopyright", "Copyright (C) 2014-2021"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "3.1.9.0"
+            VALUE "ProductVersion", "3.1.9.1"
         END
     END
     BLOCK "VarFileInfo"
diff --git a/Telegram/Resources/winrc/Updater.rc b/Telegram/Resources/winrc/Updater.rc
index b1bca7548..fde49e38b 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 3,1,9,0
- PRODUCTVERSION 3,1,9,0
+ FILEVERSION 3,1,9,1
+ PRODUCTVERSION 3,1,9,1
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -53,10 +53,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop Updater"
-            VALUE "FileVersion", "3.1.9.0"
+            VALUE "FileVersion", "3.1.9.1"
             VALUE "LegalCopyright", "Copyright (C) 2014-2021"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "3.1.9.0"
+            VALUE "ProductVersion", "3.1.9.1"
         END
     END
     BLOCK "VarFileInfo"
diff --git a/Telegram/SourceFiles/core/version.h b/Telegram/SourceFiles/core/version.h
index c2d5b8789..f1873540c 100644
--- a/Telegram/SourceFiles/core/version.h
+++ b/Telegram/SourceFiles/core/version.h
@@ -9,7 +9,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 #include "base/const_string.h"
 
-#define TDESKTOP_REQUESTED_ALPHA_VERSION (0ULL)
+#define TDESKTOP_REQUESTED_ALPHA_VERSION (3001009001ULL)
 
 #ifdef TDESKTOP_ALLOW_CLOSED_ALPHA
 #define TDESKTOP_ALPHA_VERSION TDESKTOP_REQUESTED_ALPHA_VERSION
diff --git a/Telegram/build/version b/Telegram/build/version
index 5859d3c91..dfe09ad65 100644
--- a/Telegram/build/version
+++ b/Telegram/build/version
@@ -3,5 +3,5 @@ AppVersionStrMajor 3.1
 AppVersionStrSmall 3.1.9
 AppVersionStr      3.1.9
 BetaChannel        0
-AlphaVersion       0
-AppVersionOriginal 3.1.9
+AlphaVersion       3001009001
+AppVersionOriginal 3.1.9.1