diff --git a/Telegram/SourceFiles/iv/iv_prepare.cpp b/Telegram/SourceFiles/iv/iv_prepare.cpp
index 15d5edaa7..2f8a5398b 100644
--- a/Telegram/SourceFiles/iv/iv_prepare.cpp
+++ b/Telegram/SourceFiles/iv/iv_prepare.cpp
@@ -432,7 +432,7 @@ QByteArray Parser::block(const MTPDpageBlockFooter &data) {
 }
 
 QByteArray Parser::block(const MTPDpageBlockDivider &data) {
-	return tag("hr", { { "class", "divider" } });
+	return tag("hr", Attributes{ { "class", "divider" } });
 }
 
 QByteArray Parser::block(const MTPDpageBlockAnchor &data) {
diff --git a/Telegram/build/docker/centos_env/Dockerfile b/Telegram/build/docker/centos_env/Dockerfile
index 82f184cb8..660b194d9 100644
--- a/Telegram/build/docker/centos_env/Dockerfile
+++ b/Telegram/build/docker/centos_env/Dockerfile
@@ -1,8 +1,8 @@
 {%- set GIT = "https://github.com" -%}
 {%- set GIT_FREEDESKTOP = GIT ~ "/gitlab-freedesktop-mirrors" -%}
 {%- set GIT_UPDATE_M4 = "git submodule set-url m4 https://gitlab.freedesktop.org/xorg/util/xcb-util-m4 && git config -f .gitmodules submodule.m4.shallow true && git submodule init && git submodule update" -%}
-{%- set QT = "6.7.2" -%}
-{%- set QT_TAG = "v" ~ QT -%}
+{%- set QT = "6.8.0" -%}
+{%- set QT_TAG = "v" ~ QT ~ "-beta4" -%}
 {%- set CFLAGS_DEBUG = "$CFLAGS -O0 -fno-lto -U_FORTIFY_SOURCE" -%}
 {%- set LibrariesPath = "/usr/src/Libraries" -%}
 
@@ -42,7 +42,7 @@ FROM builder AS patches
 RUN git init patches \
 	&& cd patches \
 	&& git remote add origin {{ GIT }}/desktop-app/patches.git \
-	&& git fetch --depth=1 origin 85a1c4ec327ed390a27e85f2162c31525220a50d \
+	&& git fetch --depth=1 origin 5361159037f844567cfffbd98c90d48d052fb5d0 \
 	&& git reset --hard FETCH_HEAD \
 	&& rm -rf .git
 
@@ -726,24 +726,18 @@ RUN git clone -b {{ QT_TAG }} --depth=1 {{ GIT }}/qt/qt5.git \
 	&& cd ../qtwayland \
 	&& find ../../patches/qtwayland_{{ QT }} -type f -print0 | sort -z | xargs -r0 git apply \
 	&& cd .. \
-	&& ./configure \
-		CMAKE_BUILD_TYPE=None \
-		-opensource \
-		-confirm-license \
-		-qt-libpng \
-		-qt-harfbuzz \
-		-qt-pcre \
-		-no-icu \
-		INPUT_forkfd_pidfd=no \
-		-no-feature-xcb-sm \
-		-static \
-		-dbus-runtime \
-		-openssl-linked \
-		-system-webp \
-		-nomake examples \
-		-nomake tests \
-	&& cmake --build . --parallel \
-	&& DESTDIR="{{ LibrariesPath }}/qt-cache" cmake --install . \
+	&& cmake -GNinja -B build . \
+		-DCMAKE_BUILD_TYPE=None \
+		-DBUILD_SHARED_LIBS=OFF \
+		-DINPUT_libpng=qt \
+		-DINPUT_harfbuzz=qt \
+		-DINPUT_pcre=qt \
+		-DFEATURE_icu=OFF \
+		-DFEATURE_xcb_sm=OFF \
+		-DINPUT_dbus=runtime \
+		-DINPUT_openssl=linked \
+	&& cmake --build build --parallel \
+	&& DESTDIR="{{ LibrariesPath }}/qt-cache" cmake --install build \
 	&& cd .. \
 	&& rm -rf qt5
 
diff --git a/Telegram/build/prepare/prepare.py b/Telegram/build/prepare/prepare.py
index 67e767003..9c3047d5a 100644
--- a/Telegram/build/prepare/prepare.py
+++ b/Telegram/build/prepare/prepare.py
@@ -1620,7 +1620,7 @@ mac:
     make install
 """)
 else: # qt > '6'
-    branch = 'v$QT' + ('-lts-lgpl' if qt < '6.3' else '')
+    branch = 'v$QT' + ('-lts-lgpl' if qt < '6.3' else '-beta4')
     stage('qt_' + qt, """
     git clone -b """ + branch + """ https://github.com/qt/qt5.git qt_$QT
     cd qt_$QT
diff --git a/Telegram/build/qt_version.py b/Telegram/build/qt_version.py
index 2bc778741..515683309 100644
--- a/Telegram/build/qt_version.py
+++ b/Telegram/build/qt_version.py
@@ -6,7 +6,7 @@ def resolve(arch):
     elif sys.platform == 'win32':
         if arch == 'arm' or 'qt6' in sys.argv:
             print('Choosing Qt 6.')
-            os.environ['QT'] = '6.7.2'
+            os.environ['QT'] = '6.8.0'
         elif os.environ.get('QT') is None:
             print('Choosing Qt 5.')
             os.environ['QT'] = '5.15.13'
diff --git a/Telegram/lib_base b/Telegram/lib_base
index fa02c719d..601c20431 160000
--- a/Telegram/lib_base
+++ b/Telegram/lib_base
@@ -1 +1 @@
-Subproject commit fa02c719d19bc647bcde4ba172b72d05bacb6a79
+Subproject commit 601c20431cc3f91de01e1b13a033e0a41cd36353
diff --git a/cmake b/cmake
index 8d7e2e089..ed508c3cd 160000
--- a/cmake
+++ b/cmake
@@ -1 +1 @@
-Subproject commit 8d7e2e089ffed0134b4d899d3fec4ba556981a60
+Subproject commit ed508c3cdcade563026768dc97774f02f074f887
diff --git a/snap/snapcraft.yaml b/snap/snapcraft.yaml
index dfba0b01e..d8658c525 100644
--- a/snap/snapcraft.yaml
+++ b/snap/snapcraft.yaml
@@ -166,7 +166,7 @@ parts:
   patches:
     source: https://github.com/desktop-app/patches.git
     source-depth: 1
-    source-commit: 85a1c4ec327ed390a27e85f2162c31525220a50d
+    source-commit: 5361159037f844567cfffbd98c90d48d052fb5d0
     plugin: dump
     override-pull: |
       craftctl default
@@ -292,7 +292,7 @@ parts:
       - patches
 
   qt:
-    plugin: nil
+    plugin: cmake
     build-environment:
       - LDFLAGS: ${LDFLAGS:+$LDFLAGS} -s
     build-packages:
@@ -378,10 +378,17 @@ parts:
       - zlib1g
       - mesa-vulkan-drivers
       - xkb-data
+    cmake-generator: Ninja
+    cmake-parameters:
+      - -DCMAKE_BUILD_TYPE=Release
+      - -DCMAKE_INSTALL_PREFIX=/usr
+      - -DCMAKE_PREFIX_PATH=$CRAFT_STAGE/usr
+      - -DINSTALL_LIBDIR=/usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR
+      - -DINPUT_openssl=linked
     override-pull: |
-      QT=6.7.2
+      QT=6.8.0
 
-      git clone -b v${QT} --depth=1 https://github.com/qt/qt5.git .
+      git clone -b v${QT}-beta4 --depth=1 https://github.com/qt/qt5.git .
       git submodule update --init --recursive --depth=1 qtbase qtdeclarative qtwayland qtimageformats qtsvg qtshadertools
 
       cd qtbase
@@ -389,21 +396,6 @@ parts:
       cd ../qtwayland
       find $CRAFT_STAGE/patches/qtwayland_${QT} -type f -print0 | sort -z | xargs -r0 git apply
       cd ..
-    override-build: |
-      ./configure \
-        -prefix /usr \
-        -libdir /usr/lib/$CRAFT_ARCH_TRIPLET_BUILD_FOR \
-        -release \
-        -opensource \
-        -confirm-license \
-        -openssl-linked \
-        -nomake examples \
-        -nomake tests \
-        -- \
-        -DCMAKE_PREFIX_PATH=$CRAFT_STAGE/usr
-
-      cmake --build . -j$CRAFT_PARALLEL_BUILD_COUNT
-      DESTDIR="$CRAFT_PART_INSTALL" cmake --install .
     prime:
       - -./usr/bin
       - -./usr/doc