diff --git a/Telegram/Resources/uwp/AppX/AppxManifest.xml b/Telegram/Resources/uwp/AppX/AppxManifest.xml
index 10caa4f8b..885c6787a 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="2.1.10.0" />
+    Version="2.1.11.0" />
   <Properties>
     <DisplayName>Telegram Desktop</DisplayName>
     <PublisherDisplayName>Telegram FZ-LLC</PublisherDisplayName>
diff --git a/Telegram/Resources/winrc/Telegram.rc b/Telegram/Resources/winrc/Telegram.rc
index 269096c02..dfe0a3bab 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 2,1,10,0
- PRODUCTVERSION 2,1,10,0
+ FILEVERSION 2,1,11,0
+ PRODUCTVERSION 2,1,11,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -62,10 +62,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop"
-            VALUE "FileVersion", "2.1.10.0"
+            VALUE "FileVersion", "2.1.11.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2020"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "2.1.10.0"
+            VALUE "ProductVersion", "2.1.11.0"
         END
     END
     BLOCK "VarFileInfo"
diff --git a/Telegram/Resources/winrc/Updater.rc b/Telegram/Resources/winrc/Updater.rc
index d371e8728..04d30b316 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 2,1,10,0
- PRODUCTVERSION 2,1,10,0
+ FILEVERSION 2,1,11,0
+ PRODUCTVERSION 2,1,11,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -53,10 +53,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop Updater"
-            VALUE "FileVersion", "2.1.10.0"
+            VALUE "FileVersion", "2.1.11.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2020"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "2.1.10.0"
+            VALUE "ProductVersion", "2.1.11.0"
         END
     END
     BLOCK "VarFileInfo"
diff --git a/Telegram/SourceFiles/core/version.h b/Telegram/SourceFiles/core/version.h
index 00bf73d7d..648396a19 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 = 2001010;
-constexpr auto AppVersionStr = "2.1.10";
+constexpr auto AppVersion = 2001011;
+constexpr auto AppVersionStr = "2.1.11";
 constexpr auto AppBetaVersion = false;
 constexpr auto AppAlphaVersion = TDESKTOP_ALPHA_VERSION;
diff --git a/Telegram/build/version b/Telegram/build/version
index 2e9acaed3..3e5973d90 100644
--- a/Telegram/build/version
+++ b/Telegram/build/version
@@ -1,7 +1,7 @@
-AppVersion         2001010
+AppVersion         2001011
 AppVersionStrMajor 2.1
-AppVersionStrSmall 2.1.10
-AppVersionStr      2.1.10
+AppVersionStrSmall 2.1.11
+AppVersionStr      2.1.11
 BetaChannel        0
 AlphaVersion       0
-AppVersionOriginal 2.1.10
+AppVersionOriginal 2.1.11
diff --git a/changelog.txt b/changelog.txt
index f02079cdb..dbe6756c2 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,3 +1,7 @@
+2.1.11 (08.06.20)
+
+- Fix launching on old Linux systems.
+
 2.1.10 (05.06.20)
 
 - Improve memory usage.
diff --git a/docs/building-cmake.md b/docs/building-cmake.md
index 0d81c907c..e78bcabf6 100644
--- a/docs/building-cmake.md
+++ b/docs/building-cmake.md
@@ -192,7 +192,7 @@ Go to ***BuildPath*** and run
 
     git clone git://repo.or.cz/openal-soft.git
     cd openal-soft
-    git checkout openal-soft-1.20.1
+    git checkout openal-soft-1.19.1
     cd build
     cmake .. \
     -DLIBTYPE:STRING=STATIC \