diff --git a/Telegram/Resources/uwp/AppX/AppxManifest.xml b/Telegram/Resources/uwp/AppX/AppxManifest.xml
index 3a9d2ec92..167bbf73c 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="5.4.1.0" />
+    Version="5.4.2.0" />
   <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 07aed63b5..c46ba875d 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 5,4,1,0
- PRODUCTVERSION 5,4,1,0
+ FILEVERSION 5,4,2,0
+ PRODUCTVERSION 5,4,2,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -62,10 +62,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop"
-            VALUE "FileVersion", "5.4.1.0"
+            VALUE "FileVersion", "5.4.2.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2024"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "5.4.1.0"
+            VALUE "ProductVersion", "5.4.2.0"
         END
     END
     BLOCK "VarFileInfo"
diff --git a/Telegram/Resources/winrc/Updater.rc b/Telegram/Resources/winrc/Updater.rc
index ef100d47b..a92ca50ab 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 5,4,1,0
- PRODUCTVERSION 5,4,1,0
+ FILEVERSION 5,4,2,0
+ PRODUCTVERSION 5,4,2,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -53,10 +53,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop Updater"
-            VALUE "FileVersion", "5.4.1.0"
+            VALUE "FileVersion", "5.4.2.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2024"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "5.4.1.0"
+            VALUE "ProductVersion", "5.4.2.0"
         END
     END
     BLOCK "VarFileInfo"
diff --git a/Telegram/SourceFiles/core/version.h b/Telegram/SourceFiles/core/version.h
index 1f4403d66..233b4d7f3 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 = 5004001;
-constexpr auto AppVersionStr = "5.4.1";
-constexpr auto AppBetaVersion = false;
+constexpr auto AppVersion = 5004002;
+constexpr auto AppVersionStr = "5.4.2";
+constexpr auto AppBetaVersion = true;
 constexpr auto AppAlphaVersion = TDESKTOP_ALPHA_VERSION;
diff --git a/Telegram/SourceFiles/payments/ui/payments_reaction_box.cpp b/Telegram/SourceFiles/payments/ui/payments_reaction_box.cpp
index ffa8fc01b..c874eb3a9 100644
--- a/Telegram/SourceFiles/payments/ui/payments_reaction_box.cpp
+++ b/Telegram/SourceFiles/payments/ui/payments_reaction_box.cpp
@@ -38,6 +38,19 @@ namespace {
 
 constexpr auto kMaxTopPaidShown = 3;
 
+struct TopReactorKey {
+	std::shared_ptr<DynamicImage> photo;
+	int count = 0;
+	QString name;
+
+	friend inline auto operator<=>(
+		const TopReactorKey &,
+		const TopReactorKey &) = default;
+	friend inline bool operator==(
+		const TopReactorKey &,
+		const TopReactorKey &) = default;
+};
+
 struct Discreter {
 	Fn<int(float64)> ratioToValue;
 	Fn<float64(int)> valueToRatio;
@@ -249,14 +262,7 @@ void FillTopReactors(
 			object_ptr<FixedHeightWidget>(container, height),
 			st::paidReactTopMargin));
 	const auto parent = wrap->entity();
-	struct Key {
-		std::shared_ptr<DynamicImage> photo;
-		int count = 0;
-		QString name;
-
-		inline auto operator<=>(const Key &) const = default;
-		inline bool operator==(const Key &) const = default;
-	};
+	using Key = TopReactorKey;
 	struct State {
 		base::flat_map<Key, not_null<RpWidget*>> cache;
 		std::vector<not_null<RpWidget*>> widgets;
diff --git a/Telegram/build/version b/Telegram/build/version
index 2027f103c..4e89ffc19 100644
--- a/Telegram/build/version
+++ b/Telegram/build/version
@@ -1,7 +1,7 @@
-AppVersion         5004001
+AppVersion         5004002
 AppVersionStrMajor 5.4
-AppVersionStrSmall 5.4.1
-AppVersionStr      5.4.1
-BetaChannel        0
+AppVersionStrSmall 5.4.2
+AppVersionStr      5.4.2
+BetaChannel        1
 AlphaVersion       0
-AppVersionOriginal 5.4.1
+AppVersionOriginal 5.4.2.beta
diff --git a/Telegram/lib_ui b/Telegram/lib_ui
index ebbb3aa22..a9d398f50 160000
--- a/Telegram/lib_ui
+++ b/Telegram/lib_ui
@@ -1 +1 @@
-Subproject commit ebbb3aa22d59f73daa9e57771b45b1dd5faed83e
+Subproject commit a9d398f50a6f866898c354da1395f088f671a748
diff --git a/changelog.txt b/changelog.txt
index 80729610f..df2b256b1 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,3 +1,9 @@
+5.4.2 beta (28.08.24)
+
+- Select audio devices from one-on-one call window.
+- Bug fixes and other minor improvements.
+- New text layout testing.
+
 5.4.1 (17.08.24)
 
 - Fix crash when sending Star Reaction in comments.