diff --git a/Telegram/Resources/uwp/AppX/AppxManifest.xml b/Telegram/Resources/uwp/AppX/AppxManifest.xml
index 3861bc07d..053eb6094 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="1.1.25.0" />
+    Version="1.1.26.0" />
   <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 61189b5a8..e7ebea2fa 100644
--- a/Telegram/Resources/winrc/Telegram.rc
+++ b/Telegram/Resources/winrc/Telegram.rc
@@ -34,8 +34,8 @@ IDI_ICON1               ICON                    "..\\art\\icon256.ico"
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 1,1,25,0
- PRODUCTVERSION 1,1,25,0
+ FILEVERSION 1,1,26,0
+ PRODUCTVERSION 1,1,26,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -52,10 +52,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram Messenger LLP"
             VALUE "FileDescription", "Telegram Desktop"
-            VALUE "FileVersion", "1.1.25.0"
+            VALUE "FileVersion", "1.1.26.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2017"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "1.1.25.0"
+            VALUE "ProductVersion", "1.1.26.0"
         END
     END
     BLOCK "VarFileInfo"
diff --git a/Telegram/Resources/winrc/Updater.rc b/Telegram/Resources/winrc/Updater.rc
index 356336d51..a4902f5cf 100644
--- a/Telegram/Resources/winrc/Updater.rc
+++ b/Telegram/Resources/winrc/Updater.rc
@@ -25,8 +25,8 @@ LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 1,1,25,0
- PRODUCTVERSION 1,1,25,0
+ FILEVERSION 1,1,26,0
+ PRODUCTVERSION 1,1,26,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -43,10 +43,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram Messenger LLP"
             VALUE "FileDescription", "Telegram Desktop Updater"
-            VALUE "FileVersion", "1.1.25.0"
+            VALUE "FileVersion", "1.1.26.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2017"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "1.1.25.0"
+            VALUE "ProductVersion", "1.1.26.0"
         END
     END
     BLOCK "VarFileInfo"
diff --git a/Telegram/SourceFiles/apiwrap.cpp b/Telegram/SourceFiles/apiwrap.cpp
index 705a4edb0..7df6244c3 100644
--- a/Telegram/SourceFiles/apiwrap.cpp
+++ b/Telegram/SourceFiles/apiwrap.cpp
@@ -117,6 +117,7 @@ void ApiWrap::addLocalChangelogs(int oldAppVersion) {
 			}
 		};
 		addLocalAlphaChangelog(1001024, "\xE2\x80\x94 Radically improved navigation. New side panel on the right with quick access to shared media and group members.\n\xE2\x80\x94 Pinned Messages. If you are a channel admin, pin messages to focus your subscribers\xE2\x80\x99 attention on important announcements.\n\xE2\x80\x94 Also supported clearing history in supergroups and added a host of minor improvements.");
+		addLocalAlphaChangelog(1001026, "\xE2\x80\x94 Admin badges in supergroup messages.\n\xE2\x80\x94 Fix crashing on launch in OS X 10.6.\n\xE2\x80\x94 Bug fixes and other minor improvements.");
 	}
 	if (!addedSome) {
 		auto text = lng_new_version_wrap(lt_version, str_const_toString(AppVersionStr), lt_changes, lang(lng_new_version_minor), lt_link, qsl("https://desktop.telegram.org/changelog")).trimmed();
diff --git a/Telegram/SourceFiles/core/version.h b/Telegram/SourceFiles/core/version.h
index f002d4828..6d09b4831 100644
--- a/Telegram/SourceFiles/core/version.h
+++ b/Telegram/SourceFiles/core/version.h
@@ -24,7 +24,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 
 #define BETA_VERSION_MACRO (0ULL)
 
-constexpr int AppVersion = 1001025;
-constexpr str_const AppVersionStr = "1.1.25";
+constexpr int AppVersion = 1001026;
+constexpr str_const AppVersionStr = "1.1.26";
 constexpr bool AppAlphaVersion = true;
 constexpr uint64 AppBetaVersion = BETA_VERSION_MACRO;
diff --git a/Telegram/build/version b/Telegram/build/version
index 921a0fb3e..19e4a8951 100644
--- a/Telegram/build/version
+++ b/Telegram/build/version
@@ -1,6 +1,6 @@
-AppVersion         1001025
+AppVersion         1001026
 AppVersionStrMajor 1.1
-AppVersionStrSmall 1.1.25
-AppVersionStr      1.1.25
+AppVersionStrSmall 1.1.26
+AppVersionStr      1.1.26
 AlphaChannel       1
 BetaVersion        0
diff --git a/changelog.txt b/changelog.txt
index dfd363bd3..11862f9e8 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,4 +1,10 @@
-1.1.25 (30.11.17)
+1.1.26 alpha (02.12.17)
+
+- Admin badges in supergroup messages.
+- Fix crashing on launch in OS X 10.6.
+- Bug fixes and other minor improvements.
+
+1.1.25 alpha (30.11.17)
 
 - Bug fixes and other minor improvements.