diff --git a/Telegram/Resources/uwp/AppX/AppxManifest.xml b/Telegram/Resources/uwp/AppX/AppxManifest.xml
index eb8e6e53f..1137fb99a 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="3.1.1.0" />
+    Version="3.1.2.0" />
   <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 e72b0f946..aebab1c86 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 3,1,1,0
- PRODUCTVERSION 3,1,1,0
+ FILEVERSION 3,1,2,0
+ PRODUCTVERSION 3,1,2,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -62,10 +62,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop"
-            VALUE "FileVersion", "3.1.1.0"
+            VALUE "FileVersion", "3.1.2.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2021"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "3.1.1.0"
+            VALUE "ProductVersion", "3.1.2.0"
         END
     END
     BLOCK "VarFileInfo"
diff --git a/Telegram/Resources/winrc/Updater.rc b/Telegram/Resources/winrc/Updater.rc
index 28fd0f6ea..d798b149d 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 3,1,1,0
- PRODUCTVERSION 3,1,1,0
+ FILEVERSION 3,1,2,0
+ PRODUCTVERSION 3,1,2,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -53,10 +53,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop Updater"
-            VALUE "FileVersion", "3.1.1.0"
+            VALUE "FileVersion", "3.1.2.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2021"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "3.1.1.0"
+            VALUE "ProductVersion", "3.1.2.0"
         END
     END
     BLOCK "VarFileInfo"
diff --git a/Telegram/SourceFiles/core/changelogs.cpp b/Telegram/SourceFiles/core/changelogs.cpp
index 47d73fc85..e28207e9d 100644
--- a/Telegram/SourceFiles/core/changelogs.cpp
+++ b/Telegram/SourceFiles/core/changelogs.cpp
@@ -58,6 +58,16 @@ std::map<int, const char*> BetaLogs() {
 	{
 		3000005,
 		"- Add support for Emoji 13.1."
+	},
+	{
+		3001002,
+		"- Control video in fullscreen mode using arrows and numbers.\n"
+
+		"- Open locations in browser if default Bing Maps is not installed.\n"
+
+		"- Reconnect without timeout when network availability changes.\n"
+
+		"- Crash fixes."
 	}
 	};
 };
diff --git a/Telegram/SourceFiles/core/version.h b/Telegram/SourceFiles/core/version.h
index 108bf3ce3..41d26a420 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 = 3001001;
-constexpr auto AppVersionStr = "3.1.1";
-constexpr auto AppBetaVersion = false;
+constexpr auto AppVersion = 3001002;
+constexpr auto AppVersionStr = "3.1.2";
+constexpr auto AppBetaVersion = true;
 constexpr auto AppAlphaVersion = TDESKTOP_ALPHA_VERSION;
diff --git a/Telegram/build/version b/Telegram/build/version
index acb6ca62b..2408be9ed 100644
--- a/Telegram/build/version
+++ b/Telegram/build/version
@@ -1,7 +1,7 @@
-AppVersion         3001001
+AppVersion         3001002
 AppVersionStrMajor 3.1
-AppVersionStrSmall 3.1.1
-AppVersionStr      3.1.1
-BetaChannel        0
+AppVersionStrSmall 3.1.2
+AppVersionStr      3.1.2
+BetaChannel        1
 AlphaVersion       0
-AppVersionOriginal 3.1.1
+AppVersionOriginal 3.1.2.beta
diff --git a/changelog.txt b/changelog.txt
index 63bc49baf..84f9342cf 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,3 +1,10 @@
+3.1.2 beta (26.09.21)
+
+- Control video in fullscreen mode using arrows and numbers.
+- Open locations in browser if default Bing Maps is not installed.
+- Reconnect without timeout when network availability changes.
+- Crash fixes.
+
 3.1.1 (24.09.21)
 
 - Crash fixes.