diff --git a/telegram-2.7.4-add_missing_include_optional.patch b/telegram-2.7.4-add_missing_include_optional.patch
new file mode 100644
index 0000000..c06cc4f
--- /dev/null
+++ b/telegram-2.7.4-add_missing_include_optional.patch
@@ -0,0 +1,10 @@
+--- tdesktop-2.7.4-full/Telegram/lib_base/base/platform/linux/base_linux_gtk_integration.h.orig	2021-05-13 14:25:20.591091208 +0200
++++ tdesktop-2.7.4-full/Telegram/lib_base/base/platform/linux/base_linux_gtk_integration.h	2021-05-13 17:02:03.571569712 +0200
+@@ -10,6 +10,7 @@
+ #include "base/const_string.h"
+ 
+ #include <QtCore/QLibrary>
++#include <optional>
+ 
+ namespace base {
+ namespace Platform {
diff --git a/telegram-2.7.4-fix-webview-includes.patch b/telegram-2.7.4-fix-webview-includes.patch
new file mode 100644
index 0000000..6c54e0c
--- /dev/null
+++ b/telegram-2.7.4-fix-webview-includes.patch
@@ -0,0 +1,12 @@
+diff --git a/webview/platform/linux/webview_linux_webkit_gtk.h b/webview/platform/linux/webview_linux_webkit_gtk.h
+index a7f0f97..c2b21c7 100644
+--- a/webview/platform/linux/webview_linux_webkit_gtk.h
++++ b/webview/platform/linux/webview_linux_webkit_gtk.h
+@@ -14,6 +14,7 @@ extern "C" {
+ #include <gtk/gtk.h>
+ #include <webkit2/webkit2.h>
+ #include <X11/Xlib.h>
++#include <gdk/gdkx.h>
+ #define signals public
+ } // extern "C"
+ 
diff --git a/telegram.spec b/telegram.spec
index 590919a..4c6d641 100644
--- a/telegram.spec
+++ b/telegram.spec
@@ -1,9 +1,5 @@
-%define qt_ver 5.6.2
-%define qt_patchver %(echo %qt_ver | tr . _)
-%define qt_majver %(echo %qt_ver | cut -d. -f1-2)
-
 Name:          telegram
-Version:       2.6.1
+Version:       3.4.3
 Release:       1mamba
 Summary:       The official desktop client for the Telegram messenger
 Group:         Graphical Desktop/Applications/Internet
@@ -17,42 +13,48 @@ Source2:       tg.protocol
 Patch0:        telegram-1.5.15-tdesktop.patch
 Patch1:        telegram-1.5.15-no-gtk2.patch
 Patch2:        telegram-1.5.15-libtgvoip.patch
+Patch3:        telegram-2.7.4-fix-webview-includes.patch
+Patch4:        telegram-2.7.4-add_missing_include_optional.patch
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
-BuildRequires: ldconfig
-BuildRequires: libGL-devel
 BuildRequires: libX11-devel
-BuildRequires: libatk-devel
-BuildRequires: libatomic-devel
+BuildRequires: libXcomposite-devel
+BuildRequires: libXdamage-devel
+BuildRequires: libXext-devel
+BuildRequires: libXfixes-devel
+BuildRequires: libXrandr-devel
+BuildRequires: libXtst-devel
 BuildRequires: libavcodec-ffmpeg-devel
 BuildRequires: libavformat-ffmpeg-devel
 BuildRequires: libavutil-ffmpeg-devel
-BuildRequires: libcairo-devel
-BuildRequires: libdbusmenu-qt5-devel
 BuildRequires: libgcc
-BuildRequires: libgdk-pixbuf-devel
 BuildRequires: libglib-devel
-BuildRequires: libgtk-devel
-BuildRequires: libharfbuzz-devel
+BuildRequires: libglibmm24-devel
 BuildRequires: libhunspell-devel
+BuildRequires: libjemalloc-devel
 BuildRequires: libjpeg-devel
 BuildRequires: liblz4-devel
-BuildRequires: liblzma-devel
 BuildRequires: libminizip1-devel
 BuildRequires: libopenal-devel
 BuildRequires: libopenssl-devel
 BuildRequires: libopus-devel
-BuildRequires: libpango-devel
-BuildRequires: libqt5-devel
+BuildRequires: libpipewire-devel
+BuildRequires: librnnoise-devel
+BuildRequires: libsigc++2-devel
 BuildRequires: libstdc++6-devel
 BuildRequires: libswresample-ffmpeg-devel
 BuildRequires: libswscale-ffmpeg-devel
+BuildRequires: libvpx-devel
+BuildRequires: libwayland-devel
 BuildRequires: libxcb-devel
 BuildRequires: libxcb-keysyms-devel
-BuildRequires: libxkbcommon-devel
 BuildRequires: libxxhash-devel
 BuildRequires: libz-devel
+BuildRequires: qt6-qt5compat-devel
+BuildRequires: qt6-qtbase-devel
+BuildRequires: qt6-qtsvg-devel
+BuildRequires: qt6-qtwayland-devel
 ## AUTOBUILDREQ-END
 #BuildRequires: libbreakpad-devel
 BuildRequires: range-v3-devel
@@ -61,25 +63,40 @@ BuildRequires: range-v3-devel >= 0.11.0
 BuildRequires: libtg_owt-devel >= 0.0.20210128
 BuildRequires: libmicrosoft-gsl-devel
 BuildRequires: tl-expected-devel
+BuildRequires: qt6-qt5compat-devel
+BuildRequires: librnnoise-devel
 Requires:      kconfig
+Requires:      qt6-qtimageformats
 
 %description
 The official desktop client for the Telegram messenger.
 
+%ifnarch aarch64 %{ix86}
 %debug_package
+%endif
 
 %prep
 %setup -q -n tdesktop-%{version}-full
+#-D -T
+#:<< _EOF
+#%patch4 -p1
+#cd Telegram/lib_webview
+#%patch3 -p1
 
 %build
+#:<< __EOF
 %cmake -d build \
     -G Ninja \
+	-DCMAKE_BUILD_TYPE=Release \
     -DTDESKTOP_API_ID=17349 \
     -DTDESKTOP_API_HASH=344583e45741c457fe1862106095a5eb \
     -DTDESKTOP_LAUNCHER_BASENAME="telegramdesktop" \
-    -DDESKTOP_APP_SPECIAL_TARGET=""
+    -DDESKTOP_APP_SPECIAL_TARGET="" \
+%ifarch aarch64 %{ix86}
+    -DCMAKE_CXX_FLAGS="%{optflags} -Os -s -Wl,--gc-sections -Wl,--no-keep-memory -fPIC"
+%endif
 
-ninja %{_smp_mflags}
+ninja -j2
 
 %install
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
@@ -110,11 +127,17 @@ fi
 %{_bindir}/telegram-desktop
 %{_kde5_servicesdir}/tg.protocol
 %{_datadir}/applications/telegramdesktop.desktop
-%{_datadir}/metainfo/telegramdesktop.appdata.xml
+%{_datadir}/metainfo/telegramdesktop.metainfo.xml
 %{_datadir}/icons/hicolor/*/apps/telegram.png
 %doc LICENSE LEGAL
 
 %changelog
+* Tue Jan 04 2022 Automatic Build System <autodist@mambasoft.it> 3.4.3-1mamba
+- automatic version update by autodist
+
+* Sun Jan 02 2022 Automatic Build System <autodist@mambasoft.it> 3.4.2-1mamba
+- automatic version update by autodist
+
 * Sat Feb 27 2021 Automatic Build System <autodist@mambasoft.it> 2.6.1-1mamba
 - automatic version update by autodist