diff --git a/pkgs/by-name/ts/tslib/package.nix b/pkgs/by-name/ts/tslib/package.nix
index b4e4a575dd019..ec21279b12722 100644
--- a/pkgs/by-name/ts/tslib/package.nix
+++ b/pkgs/by-name/ts/tslib/package.nix
@@ -17,6 +17,11 @@ stdenv.mkDerivation (finalAttrs: {
     hash = "sha256-2YJDADh/WCksAEIjngAdji98YGmwjpvxSBZkxAwFc7k=";
   };
 
+  patches = [
+    # CMake 4 dropped support of versions lower than 3.5
+    ./tslib-1.23-cmake4.patch
+  ];
+
   nativeBuildInputs = [ cmake ];
 
   passthru.updateScript = nix-update-script { };
diff --git a/pkgs/by-name/ts/tslib/tslib-1.23-cmake4.patch b/pkgs/by-name/ts/tslib/tslib-1.23-cmake4.patch
new file mode 100644
index 0000000000000..d9f6b3ce0c5da
--- /dev/null
+++ b/pkgs/by-name/ts/tslib/tslib-1.23-cmake4.patch
@@ -0,0 +1,11 @@
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -8,7 +8,7 @@
+ #
+ #
+ 
+-cmake_minimum_required(VERSION 3.3)
++cmake_minimum_required(VERSION 3.10)
+ 
+ project(tslib LANGUAGES C)
+ 
\ No newline at end of file
diff --git a/pkgs/by-name/vi/viber/package.nix b/pkgs/by-name/vi/viber/package.nix
index a2847e7d5206b..158bde24d1cba 100644
--- a/pkgs/by-name/vi/viber/package.nix
+++ b/pkgs/by-name/vi/viber/package.nix
@@ -1,11 +1,13 @@
 {
-  fetchurl,
   lib,
   stdenv,
+  fetchurl,
   dpkg,
   makeWrapper,
   alsa-lib,
+  bintools,
   brotli,
+  cairo,
   cups,
   curl,
   dbus,
@@ -13,53 +15,73 @@
   fontconfig,
   freetype,
   glib,
+  gsm,
   gst_all_1,
   harfbuzz,
   lcms,
+  libbluray,
   libcap,
+  libdrm,
   libevent,
+  libgbm,
   libGL,
   libGLU,
   libkrb5,
+  libmng,
+  libopenmpt,
   libopus,
   libpulseaudio,
+  librsvg,
+  libtheora,
+  libtiff,
+  libva,
+  libvdpau,
+  libwebp,
   libxkbcommon,
   libxkbfile,
   libxml2,
   libxslt,
-  libwebp,
-  libgbm,
+  mtdev,
   nspr,
   nss,
+  numactl,
+  ocl-icd,
+  openjpeg,
   openssl,
   snappy,
-  systemd,
+  speex,
+  systemdLibs,
+  tslib,
+  twolame,
+  wavpack,
   wayland,
   xorg,
+  xvidcore,
   zlib,
   zstd,
+  zvbi,
 }:
 
-stdenv.mkDerivation {
+stdenv.mkDerivation (finalAttrs: {
   pname = "viber";
-  version = "23.2.0.3";
+  version = "24.9.0.3";
 
   src = fetchurl {
     # Taking Internet Archive snapshot of a specific version to avoid breakage
     # on new versions
-    url = "https://web.archive.org/web/20240824071651/https://download.cdn.viber.com/cdn/desktop/Linux/viber.deb";
-    hash = "sha256-9WHiI2WlsgEhCPkrQoAunmF6lSb2n5RgQJ2+sdnSShM=";
+    url = "https://web.archive.org/web/20250830135453/https://download.cdn.viber.com/cdn/desktop/Linux/viber.deb";
+    hash = "sha256-i7fG8Sdl/v5QAyTsCh6OKe4BDYnQ0jBJgSdqMOrkLNo=";
   };
 
-  nativeBuildInputs = [ makeWrapper ];
-
-  buildInputs = [ dpkg ];
-
-  dontUnpack = true;
+  nativeBuildInputs = [
+    dpkg
+    makeWrapper
+  ];
 
   libPath = lib.makeLibraryPath [
     alsa-lib
     brotli
+    cairo
     cups
     curl
     dbus
@@ -67,37 +89,53 @@ stdenv.mkDerivation {
     fontconfig
     freetype
     glib
+    gsm
+    gst_all_1.gst-plugins-bad
     gst_all_1.gst-plugins-base
+    gst_all_1.gst-plugins-good
     gst_all_1.gstreamer
     harfbuzz
     lcms
+    libbluray
     libcap
+    libdrm
     libevent
-    libGLU
+    libgbm
     libGL
+    libGLU
     libkrb5
+    libmng
+    libopenmpt
     libopus
     libpulseaudio
+    librsvg
+    libtheora
+    libtiff
+    libva
+    libvdpau
+    libwebp
     libxkbcommon
     libxkbfile
     libxml2
     libxslt
-    libwebp
-    libgbm
+    mtdev
     nspr
     nss
+    numactl
+    ocl-icd
+    openjpeg
     openssl
     snappy
+    speex
     stdenv.cc.cc
-    systemd
+    systemdLibs
+    tslib
+    twolame
+    wavpack
     wayland
-    zlib
-    zstd
-
     xorg.libICE
     xorg.libSM
     xorg.libX11
-    xorg.libxcb
     xorg.libXcomposite
     xorg.libXcursor
     xorg.libXdamage
@@ -108,44 +146,45 @@ stdenv.mkDerivation {
     xorg.libXrender
     xorg.libXScrnSaver
     xorg.libXtst
+    xorg.libxcb
     xorg.xcbutilimage
     xorg.xcbutilkeysyms
     xorg.xcbutilrenderutil
     xorg.xcbutilwm
+    xvidcore
+    zlib
+    zstd
+    zvbi
   ];
 
   installPhase = ''
-    dpkg-deb -x $src $out
-    mkdir -p $out/bin
+    runHook preInstall
 
-    # Soothe nix-build "suspicions"
-    chmod -R g-w $out
+    cp -r . $out
 
     for file in $(find $out -type f \( -perm /0111 -o -name \*.so\* \) ); do
-      patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" "$file" || true
-      patchelf --set-rpath $libPath:$out/opt/viber/lib:$out/lib $file || true
+      patchelf --set-interpreter ${bintools.dynamicLinker} "$file" || true
+      patchelf --set-rpath ${finalAttrs.libPath}:$out/opt/viber/lib $file || true
     done
 
+    mkdir $out/bin
     # qt.conf is not working, so override everything using environment variables
-    wrapProgram $out/opt/viber/Viber \
+    makeWrapper $out/opt/viber/Viber $out/bin/viber \
       --set QT_QPA_PLATFORM "xcb" \
       --set QT_PLUGIN_PATH "$out/opt/viber/plugins" \
       --set QT_XKB_CONFIG_ROOT "${xorg.xkeyboardconfig}/share/X11/xkb" \
       --set QTCOMPOSE "${xorg.libX11.out}/share/X11/locale" \
       --set QML2_IMPORT_PATH "$out/opt/viber/qml"
-    ln -s $out/opt/viber/Viber $out/bin/viber
 
     mv $out/usr/share $out/share
     rm -rf $out/usr
-
     # Fix the desktop link
     substituteInPlace $out/share/applications/viber.desktop \
-      --replace /opt/viber/Viber $out/opt/viber/Viber \
-      --replace /usr/share/ $out/share/
-
+      --replace-fail "/opt/viber/" "$out/opt/viber/"
     # Fix libxml2 breakage. See https://github.com/NixOS/nixpkgs/pull/396195#issuecomment-2881757108
-    mkdir -p "$out/lib"
     ln -s "${lib.getLib libxml2}/lib/libxml2.so" "$out/opt/viber/lib/libxml2.so.2"
+
+    runHook postInstall
   '';
 
   dontStrip = true;
@@ -159,5 +198,4 @@ stdenv.mkDerivation {
     platforms = [ "x86_64-linux" ];
     maintainers = with lib.maintainers; [ jagajaga ];
   };
-
-}
+})