diff --git a/Telegram/Resources/uwp/AppX/AppxManifest.xml b/Telegram/Resources/uwp/AppX/AppxManifest.xml
index 4716432a8aa92e..45ec14889b7462 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="5.2.5.0" />
+    Version="5.2.6.0" />
   <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 91720d2351927f..83eecf0a79f858 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 5,2,5,0
- PRODUCTVERSION 5,2,5,0
+ FILEVERSION 5,2,6,0
+ PRODUCTVERSION 5,2,6,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -62,10 +62,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop"
-            VALUE "FileVersion", "5.2.5.0"
+            VALUE "FileVersion", "5.2.6.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2024"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "5.2.5.0"
+            VALUE "ProductVersion", "5.2.6.0"
         END
     END
     BLOCK "VarFileInfo"
diff --git a/Telegram/Resources/winrc/Updater.rc b/Telegram/Resources/winrc/Updater.rc
index 829055b26bc787..40bb30f11b78bb 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 5,2,5,0
- PRODUCTVERSION 5,2,5,0
+ FILEVERSION 5,2,6,0
+ PRODUCTVERSION 5,2,6,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -53,10 +53,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop Updater"
-            VALUE "FileVersion", "5.2.5.0"
+            VALUE "FileVersion", "5.2.6.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2024"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "5.2.5.0"
+            VALUE "ProductVersion", "5.2.6.0"
         END
     END
     BLOCK "VarFileInfo"
diff --git a/Telegram/SourceFiles/core/version.h b/Telegram/SourceFiles/core/version.h
index fcfe70dd86436a..111881fd487991 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 = 5002005;
-constexpr auto AppVersionStr = "5.2.5";
+constexpr auto AppVersion = 5002006;
+constexpr auto AppVersionStr = "5.2.6";
 constexpr auto AppBetaVersion = true;
 constexpr auto AppAlphaVersion = TDESKTOP_ALPHA_VERSION;
diff --git a/Telegram/build/docker/centos_env/Dockerfile b/Telegram/build/docker/centos_env/Dockerfile
index 99816a198bde2a..568d6663afce9f 100644
--- a/Telegram/build/docker/centos_env/Dockerfile
+++ b/Telegram/build/docker/centos_env/Dockerfile
@@ -771,7 +771,7 @@ COPY --link --from=pipewire {{ LibrariesPath }}/pipewire-cache /
 RUN git init tg_owt \
 	&& cd tg_owt \
 	&& git remote add origin {{ GIT }}/desktop-app/tg_owt.git \
-	&& git fetch --depth=1 origin c0ba7b391c0fd1d408fc0d58f4fbecb68a6fcd55 \
+	&& git fetch --depth=1 origin 4a60ce1ab9fdb962004c6a959f682ace3db50cbd \
 	&& git reset --hard FETCH_HEAD \
 	&& git submodule update --init --recursive --depth=1 \
 	&& rm -rf .git \
diff --git a/Telegram/build/prepare/prepare.py b/Telegram/build/prepare/prepare.py
index b7c447019f7b61..83e16284fd656f 100644
--- a/Telegram/build/prepare/prepare.py
+++ b/Telegram/build/prepare/prepare.py
@@ -1718,7 +1718,7 @@ def runStages():
 stage('tg_owt', """
     git clone https://github.com/desktop-app/tg_owt.git
     cd tg_owt
-    git checkout c0ba7b391c
+    git checkout 4a60ce1ab9
     git submodule init
     git submodule update
 win:
diff --git a/Telegram/build/version b/Telegram/build/version
index 3e6807e8b5eef2..f10750e38d861c 100644
--- a/Telegram/build/version
+++ b/Telegram/build/version
@@ -1,7 +1,7 @@
-AppVersion         5002005
+AppVersion         5002006
 AppVersionStrMajor 5.2
-AppVersionStrSmall 5.2.5
-AppVersionStr      5.2.5
+AppVersionStrSmall 5.2.6
+AppVersionStr      5.2.6
 BetaChannel        1
 AlphaVersion       0
-AppVersionOriginal 5.2.5.beta
+AppVersionOriginal 5.2.6.beta
diff --git a/changelog.txt b/changelog.txt
index 09adb583503625..5ec213f7e928ba 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,3 +1,7 @@
+5.2.6 beta (29.07.24)
+
+- Fix launching on X11. (Linux)
+
 5.2.5 beta (27.07.24)
 
 - Fix media viewer context menu.
diff --git a/snap/snapcraft.yaml b/snap/snapcraft.yaml
index 12fa23acb08aa6..b5f71d99f28e0e 100644
--- a/snap/snapcraft.yaml
+++ b/snap/snapcraft.yaml
@@ -433,7 +433,7 @@ parts:
   webrtc:
     source: https://github.com/desktop-app/tg_owt.git
     source-depth: 1
-    source-commit: c0ba7b391c0fd1d408fc0d58f4fbecb68a6fcd55
+    source-commit: 4a60ce1ab9fdb962004c6a959f682ace3db50cbd
     plugin: cmake
     build-environment:
       - LDFLAGS: ${LDFLAGS:+$LDFLAGS} -s