diff --git a/network/chat/telegram-desktop/actions.py b/network/chat/telegram-desktop/actions.py
index a15e6f77f5..fbc0be9f2d 100644
--- a/network/chat/telegram-desktop/actions.py
+++ b/network/chat/telegram-desktop/actions.py
@@ -18,7 +18,7 @@ def setup():
     shelltools.system("sed -i 's/DESKTOP_APP_USE_PACKAGED/NO_ONE_WILL_EVER_SET_THIS/' \
 		cmake/external/rlottie/CMakeLists.txt || die")
     shelltools.system('echo "target_link_libraries(external_webrtc INTERFACE jpeg Xcomposite Xdamage Xext Xfixes Xrandr Xrender Xtst X11)" | tee -a cmake/external/webrtc/CMakeLists.txt')
-    pisitools.cxxflags.add("-Wno-deprecated-declarations -Wno-error=deprecated-declarations -Wno-switch")
+    pisitools.cxxflags.add("-Wno-deprecated-declarations -Wno-error=deprecated-declarations -Wno-switch -Wp,-U_GLIBCXX_ASSERTIONS")
     params = ' '.join([
         '-B build',
         '-Ddisable_autoupdate=1',
diff --git a/network/chat/telegram-desktop/pspec.xml b/network/chat/telegram-desktop/pspec.xml
index e9bf8560b0..35447ab1b6 100644
--- a/network/chat/telegram-desktop/pspec.xml
+++ b/network/chat/telegram-desktop/pspec.xml
@@ -12,7 +12,7 @@
         <IsA>app:gui</IsA>
         <Summary>Official Telegram Desktop client</Summary>
         <Description>Telegram is a messaging app with a focus on speed and security, it is super-fast, simple and free. You can use Telegram on all your devices at the same time — your messages sync seamlessly across any number of your phones, tablets or computers.</Description>
-        <Archive sha1sum="1a4e65b1ddcdaf781c87310eaacb9ffbef9486a9" type="targz">https://github.com/telegramdesktop/tdesktop/releases/download/v3.3.0/tdesktop-3.3.0-full.tar.gz</Archive>
+        <Archive sha1sum="b1be389cae13b7636e1cb6ddda1635cdcc338459" type="targz">https://github.com/telegramdesktop/tdesktop/releases/download/v3.4.3/tdesktop-3.4.3-full.tar.gz</Archive>
         <BuildDependencies>
             <Dependency>cmake</Dependency>
             <Dependency>ninja</Dependency>
@@ -92,6 +92,13 @@
     </Package>
 
     <History>
+        <Update release="9">
+            <Date>2022-01-09</Date>
+            <Version>3.4.3</Version>
+            <Comment>Version bump.</Comment>
+            <Name>Mustafa Cinasal</Name>
+            <Email>muscnsl@gmail.com</Email>
+        </Update>
         <Update release="8">
             <Date>2021-12-10</Date>
             <Version>3.3.0</Version>