diff --git a/pkgs/by-name/pe/pentobi/package.nix b/pkgs/by-name/pe/pentobi/package.nix
deleted file mode 100644
index c7d84eb6d0aa..000000000000
--- a/pkgs/by-name/pe/pentobi/package.nix
+++ /dev/null
@@ -1,59 +0,0 @@
-{
-  lib,
-  stdenv,
-  qt5,
-  appstream,
-  fetchFromGitHub,
-  cmake,
-  librsvg,
-  itstool,
-  docbook_xsl,
-}:
-
-stdenv.mkDerivation rec {
-  version = "20.0";
-  pname = "pentobi";
-
-  src = fetchFromGitHub {
-    owner = "enz";
-    repo = "pentobi";
-    rev = "v${version}";
-    sha256 = "sha256-DQM3IJ0pRkX4OsrjZGROg50LfKb621UnpvtqSjxchz8=";
-  };
-
-  nativeBuildInputs = [
-    cmake
-    docbook_xsl
-    qt5.qttools
-    qt5.wrapQtAppsHook
-  ];
-  buildInputs = [
-    appstream
-    qt5.qtbase
-    qt5.qtsvg
-    qt5.qtquickcontrols2
-    qt5.qtwebview
-    itstool
-    librsvg
-  ];
-
-  patchPhase = ''
-    substituteInPlace pentobi_thumbnailer/CMakeLists.txt --replace "/manpages" "/share/xml/docbook-xsl/manpages/"
-    substituteInPlace pentobi/unix/CMakeLists.txt --replace "/manpages" "/share/xml/docbook-xsl/manpages/"
-    substituteInPlace pentobi/docbook/CMakeLists.txt --replace "/html" "/share/xml/docbook-xsl/html"
-  '';
-
-  cmakeFlags = [
-    "-DCMAKE_VERBOSE_MAKEFILE=1"
-    "-DDOCBOOKXSL_DIR=${docbook_xsl}"
-    "-DMETAINFO_ITS=${appstream}/share/gettext/its/metainfo.its"
-  ];
-
-  meta = {
-    description = "Computer opponent for the board game Blokus";
-    homepage = "https://pentobi.sourceforge.io";
-    license = lib.licenses.gpl3Plus;
-    maintainers = [ ];
-    platforms = lib.platforms.linux;
-  };
-}
diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index 756b05f7105c..86f333934971 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -1603,6 +1603,7 @@ mapAliases {
   peach = throw "'peach' has been renamed to/replaced by 'asouldocs'"; # Converted to throw 2025-10-27
   pell = throw "'pell' has been removed as it is unused and unmaintained upstream"; # Added 2025-12-18
   pentablet-driver = throw "'pentablet-driver' has been renamed to/replaced by 'xp-pen-g430-driver'"; # Converted to throw 2025-10-27
+  pentobi = throw "'pentobi' has been removed as it was unmaintained in nixpkgs and still depended on qt5 webengine"; # Added 2026-04-25
   perceptual-diff = throw "perceptual-diff was removed due to numerous vulnerabilities in freeimage"; # Added 2025-10-23
   percona-server_8_0 = throw "'percona-server_8_0' reaches end of life on 2026-04-30 and has been removed. Use 'percona-server_8_4'"; # Added 2026-04-09
   percona-server_innovation = throw "'percona-server_innovation' has been renamed to/replaced by 'percona-server'"; # Converted to throw 2025-10-27