diff --git a/pkgs/by-name/be/bencode/package.nix b/pkgs/by-name/be/bencode/package.nix
deleted file mode 100644
index c4f66b92cd8c..000000000000
--- a/pkgs/by-name/be/bencode/package.nix
+++ /dev/null
@@ -1,58 +0,0 @@
-{
-  lib,
-  stdenv,
-  fetchFromGitHub,
-  catch2,
-  cmake,
-  expected-lite,
-  fmt,
-  gsl-lite,
-  ninja,
-}:
-
-stdenv.mkDerivation (finalAttrs: {
-  pname = "bencode";
-  version = "1.0.1";
-
-  src = fetchFromGitHub {
-    owner = "fbdtemme";
-    repo = "bencode";
-    rev = finalAttrs.version;
-    hash = "sha256-zpxvADZfYTUdlNLMZJSCanPL40EGl9BBCxR7oDhvOTw=";
-  };
-
-  nativeBuildInputs = [
-    cmake
-    ninja
-  ];
-
-  buildInputs = [
-    catch2
-    expected-lite
-    fmt
-    gsl-lite
-  ];
-
-  postPatch = ''
-    # Disable a test that requires an internet connection.
-    substituteInPlace tests/CMakeLists.txt \
-      --replace "add_subdirectory(cmake_fetch_content)" ""
-  '';
-
-  doCheck = true;
-
-  postInstall = ''
-    rm -rf $out/lib64
-  '';
-
-  meta = {
-    description = "Header-only C++20 bencode serialization/deserialization library";
-    homepage = "https://github.com/fbdtemme/bencode";
-    changelog = "https://github.com/fbdtemme/bencode/blob/${finalAttrs.src.rev}/CHANGELOG.md";
-    license = lib.licenses.mit;
-    maintainers = [ ];
-    platforms = lib.platforms.unix;
-    # Broken because the default stdenv on these targets doesn't support C++20.
-    broken = with stdenv; isDarwin || (isLinux && isAarch64);
-  };
-})
diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index 68ac2284a654..8af89e01f6e0 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -372,6 +372,7 @@ mapAliases {
   belcard = throw "'belcard' has been moved to 'linphonePackages.belcard'"; # Added 2025-09-20
   belle-sip = throw "'belle-sip' has been moved to 'linphonePackages.belle-sip'"; # Added 2025-09-20
   belr = throw "'belr' has been moved to 'linphonePackages.belr'"; # Added 2025-09-20
+  bencode = throw "'bencode' has been removed because it is unmaintained upstream"; # Added 2026-04-09
   bfc = throw "bfc has been removed, as it does not build with supported LLVM versions"; # Added 2025-08-10
   bfr = throw "bfr has been removed, did not update since 2004, fails to build on gcc-15, no homepage"; # Added 2026-01-28
   bindle = throw "bindle has been removed since it is vulnerable to CVE-2025-62518 and upstream has been archived"; # Added 2025-10-24