diff --git a/pkgs/applications/networking/instant-messengers/schildichat/pin.json b/pkgs/applications/networking/instant-messengers/schildichat/pin.json
deleted file mode 100644
index fbae80954e8b..000000000000
--- a/pkgs/applications/networking/instant-messengers/schildichat/pin.json
+++ /dev/null
@@ -1,9 +0,0 @@
-{
-  "version": "1.11.30-sc.2",
-  "rev": "v1.11.30-sc.2",
-  "srcHash": "1qb1fcr52gyzxndz3j77vn3ddwjpxwvicnh16c72zpzpfbbky7a5",
-  "webYarnHash": "0bg5vc7q8afqfpsaqqkczf9whbzici5d2bxj5cadhrlmlb27f8nx",
-  "jsSdkYarnHash": "0p1whh3pmqz170l542fiq3zgljl5daa9b96i59p3wvggnx7kny7j",
-  "reactSdkYarnHash": "02ysshiyjj3w00b628is9bd7i8qc3vc8kr1zam2dpj26lb9k5pdd",
-  "desktopYarnHash": "16pzmlwzf3z8mky3wb4azaiggigyfnpxmbq3irjp30ic6yhl50yw"
-}
diff --git a/pkgs/applications/networking/instant-messengers/schildichat/schildichat-desktop.nix b/pkgs/applications/networking/instant-messengers/schildichat/schildichat-desktop.nix
deleted file mode 100644
index 86bc2d671eb0..000000000000
--- a/pkgs/applications/networking/instant-messengers/schildichat/schildichat-desktop.nix
+++ /dev/null
@@ -1,131 +0,0 @@
-{ lib
-, element-desktop # for seshat and keytar
-, schildichat-web
-, stdenv
-, fetchFromGitHub
-, makeWrapper
-, makeDesktopItem
-, copyDesktopItems
-, fetchYarnDeps
-, yarn
-, nodejs
-, prefetch-yarn-deps
-, electron
-, Security
-, AppKit
-, CoreServices
-, sqlcipher
-}:
-
-let
-  pinData = lib.importJSON ./pin.json;
-  executableName = "schildichat-desktop";
-in
-stdenv.mkDerivation rec {
-  pname = "schildichat-desktop";
-  inherit (pinData) version;
-
-  src = fetchFromGitHub {
-    owner = "SchildiChat";
-    repo = "schildichat-desktop";
-    inherit (pinData) rev;
-    sha256 = pinData.srcHash;
-    fetchSubmodules = true;
-  };
-
-  offlineCache = fetchYarnDeps {
-    yarnLock = src + "/element-desktop/yarn.lock";
-    sha256 = pinData.desktopYarnHash;
-  };
-
-  nativeBuildInputs = [ yarn prefetch-yarn-deps nodejs makeWrapper copyDesktopItems ];
-  inherit (element-desktop) seshat keytar;
-
-  configurePhase = ''
-    runHook preConfigure
-
-    export HOME=$(mktemp -d)
-    pushd element-desktop
-    yarn config --offline set yarn-offline-mirror $offlineCache
-    fixup-yarn-lock yarn.lock
-    yarn install --offline --frozen-lockfile --ignore-platform --ignore-scripts --no-progress --non-interactive
-    rm -rf node_modules/matrix-seshat node_modules/keytar
-    ln -s $keytar node_modules/keytar
-    ln -s $seshat node_modules/matrix-seshat
-    patchShebangs node_modules/
-    popd
-
-    runHook postConfigure
-  '';
-
-  # Only affects unused scripts in $out/share/element/electron/scripts. Also
-  # breaks because there are some `node`-scripts with a `npx`-shebang and
-  # this shouldn't be in the closure just for unused scripts.
-  dontPatchShebangs = true;
-
-  buildPhase = ''
-    runHook preBuild
-
-    pushd element-desktop
-    yarn --offline run build:ts
-    yarn --offline run i18n
-    yarn --offline run build:res
-    popd
-
-    runHook postBuild
-  '';
-
-  installPhase = ''
-    runHook preInstall
-
-    # resources
-    mkdir -p "$out/share/element"
-    ln -s '${schildichat-web}' "$out/share/element/webapp"
-    mv element-desktop "$out/share/element/electron"
-    cp -r "$out/share/element/electron/res/img" "$out/share/element"
-    cp $out/share/element/electron/lib/i18n/strings/en_EN.json $out/share/element/electron/lib/i18n/strings/en-us.json
-    ln -s $out/share/element/electron/lib/i18n/strings/en{-us,}.json
-
-    # icons
-    for icon in $out/share/element/electron/build/icons/*.png; do
-      mkdir -p "$out/share/icons/hicolor/$(basename $icon .png)/apps"
-      ln -s "$icon" "$out/share/icons/hicolor/$(basename $icon .png)/apps/schildichat.png"
-    done
-
-    # executable wrapper
-    # LD_PRELOAD workaround for sqlcipher not found: https://github.com/matrix-org/seshat/issues/102
-    makeWrapper '${electron}/bin/electron' "$out/bin/${executableName}" \
-      --set LD_PRELOAD ${sqlcipher}/lib/libsqlcipher.so \
-      --add-flags "$out/share/element/electron" \
-      --add-flags "\''${NIXOS_OZONE_WL:+\''${WAYLAND_DISPLAY:+--ozone-platform-hint=auto --enable-features=WaylandWindowDecorations}}"
-
-    runHook postInstall
-  '';
-
-  # The desktop item properties should be kept in sync with data from upstream:
-  # https://github.com/schildichat/element-desktop/blob/sc/package.json
-  desktopItems = [
-    (makeDesktopItem {
-      name = "schildichat-desktop";
-      exec = "${executableName} %u";
-      icon = "schildichat";
-      desktopName = "SchildiChat";
-      genericName = "Matrix Client";
-      comment = meta.description;
-      categories = [ "Network" "InstantMessaging" "Chat" ];
-      startupWMClass = "schildichat";
-      mimeTypes = [ "x-scheme-handler/element" ];
-    })
-  ];
-
-  passthru.updateScript = ./update.sh;
-
-  meta = with lib; {
-    description = "Matrix client / Element Desktop fork";
-    homepage = "https://schildi.chat/";
-    changelog = "https://github.com/SchildiChat/schildichat-desktop/releases";
-    maintainers = teams.matrix.members ++ (with maintainers; [ kloenk yuka ]);
-    license = licenses.asl20;
-    platforms = platforms.all;
-  };
-}
diff --git a/pkgs/applications/networking/instant-messengers/schildichat/schildichat-web.nix b/pkgs/applications/networking/instant-messengers/schildichat/schildichat-web.nix
deleted file mode 100644
index 0803bcc37791..000000000000
--- a/pkgs/applications/networking/instant-messengers/schildichat/schildichat-web.nix
+++ /dev/null
@@ -1,113 +0,0 @@
-{ stdenv, lib
-, fetchFromGitHub
-, fetchYarnDeps
-, nodejs
-, yarn
-, prefetch-yarn-deps
-, writeText, jq, conf ? {}
-}:
-
-let
-  pinData = lib.importJSON ./pin.json;
-  noPhoningHome = {
-    disable_guests = true; # disable automatic guest account registration at matrix.org
-  };
-  configOverrides = writeText "element-config-overrides.json" (builtins.toJSON (noPhoningHome // conf));
-
-in stdenv.mkDerivation rec {
-  pname = "schildichat-web";
-  inherit (pinData) version;
-
-  src = fetchFromGitHub {
-    owner = "SchildiChat";
-    repo = "schildichat-desktop";
-    inherit (pinData) rev;
-    sha256 = pinData.srcHash;
-    fetchSubmodules = true;
-  };
-
-  webOfflineCache = fetchYarnDeps {
-    yarnLock = src + "/element-web/yarn.lock";
-    sha256 = pinData.webYarnHash;
-  };
-  jsSdkOfflineCache = fetchYarnDeps {
-    yarnLock = src + "/matrix-js-sdk/yarn.lock";
-    sha256 = pinData.jsSdkYarnHash;
-  };
-  reactSdkOfflineCache = fetchYarnDeps {
-    yarnLock = src + "/matrix-react-sdk/yarn.lock";
-    sha256 = pinData.reactSdkYarnHash;
-  };
-
-  nativeBuildInputs = [ yarn prefetch-yarn-deps jq nodejs ];
-
-  configurePhase = ''
-    runHook preConfigure
-
-    export HOME=$PWD/tmp
-    # with the update of openssl3, some key ciphers are not supported anymore
-    # this flag will allow those codecs again as a workaround
-    # see https://medium.com/the-node-js-collection/node-js-17-is-here-8dba1e14e382#5f07
-    # and https://github.com/vector-im/element-web/issues/21043
-    export NODE_OPTIONS=--openssl-legacy-provider
-    mkdir -p $HOME
-
-    pushd element-web
-    fixup-yarn-lock yarn.lock
-    yarn config --offline set yarn-offline-mirror $webOfflineCache
-    yarn install --offline --frozen-lockfile --ignore-platform --ignore-scripts --no-progress --non-interactive
-    patchShebangs node_modules
-    rm -rf node_modules/matrix-react-sdk
-    ln -s $PWD/../matrix-react-sdk node_modules/
-    rm -rf node_modules/matrix-js-sdk
-    ln -s $PWD/../matrix-js-sdk node_modules/
-    popd
-
-    pushd matrix-js-sdk
-    fixup-yarn-lock yarn.lock
-    yarn config --offline set yarn-offline-mirror $jsSdkOfflineCache
-    yarn install --offline --frozen-lockfile --ignore-platform --ignore-scripts --no-progress --non-interactive
-    patchShebangs node_modules
-    popd
-
-    pushd matrix-react-sdk
-    fixup-yarn-lock yarn.lock
-    yarn config --offline set yarn-offline-mirror $reactSdkOfflineCache
-    yarn install --offline --frozen-lockfile --ignore-platform --ignore-scripts --no-progress --non-interactive
-    patchShebangs node_modules scripts
-    popd
-
-    runHook postConfigure
-  '';
-
-  buildPhase = ''
-    runHook preBuild
-
-    pushd element-web
-    export VERSION=${version}
-    yarn build:res --offline
-    yarn build:module_system --offline
-    yarn build:bundle --offline
-    popd
-
-    runHook postBuild
-  '';
-
-  installPhase = ''
-    runHook preInstall
-
-    mv element-web/webapp $out
-    jq -s '.[0] * .[1]' "configs/sc/config.json" "${configOverrides}" > "$out/config.json"
-
-    runHook postInstall
-  '';
-
-  meta = with lib; {
-    description = "Matrix client / Element Web fork";
-    homepage = "https://schildi.chat/";
-    changelog = "https://github.com/SchildiChat/schildichat-desktop/releases";
-    maintainers = teams.matrix.members ++ (with maintainers; [ kloenk yuka ]);
-    license = licenses.asl20;
-    platforms = platforms.all;
-  };
-}
diff --git a/pkgs/applications/networking/instant-messengers/schildichat/update.sh b/pkgs/applications/networking/instant-messengers/schildichat/update.sh
deleted file mode 100755
index 6ddc99902c3b..000000000000
--- a/pkgs/applications/networking/instant-messengers/schildichat/update.sh
+++ /dev/null
@@ -1,43 +0,0 @@
-#!/usr/bin/env nix-shell
-#!nix-shell -I nixpkgs=../../../../../ -i bash -p nix wget prefetch-yarn-deps nix-prefetch-git jq
-
-if [[ "$#" -gt 2 || "$1" == -* ]]; then
-  echo "Regenerates packaging data for the SchildiChat packages."
-  echo "Usage: $0 [git revision or tag] [version string override]"
-  exit 1
-fi
-
-rev="$1"
-version="$2"
-
-set -euo pipefail
-
-if [ -z "$rev" ]; then
-  rev="$(wget -O- "https://api.github.com/repos/SchildiChat/schildichat-desktop/releases?per_page=1" | jq -r '.[0].tag_name')"
-fi
-
-if [ -z "$version" ]; then
-  # strip leading "v"
-  version="${rev#v}"
-fi
-
-src_data=$(nix-prefetch-git https://github.com/SchildiChat/schildichat-desktop --fetch-submodules --rev $rev)
-src=$(echo $src_data | jq -r .path)
-src_hash=$(echo $src_data | jq -r .sha256)
-
-web_yarn_hash=$(prefetch-yarn-deps $src/element-web/yarn.lock)
-desktop_yarn_hash=$(prefetch-yarn-deps $src/element-desktop/yarn.lock)
-js_sdk_yarn_hash=$(prefetch-yarn-deps $src/matrix-js-sdk/yarn.lock)
-react_sdk_yarn_hash=$(prefetch-yarn-deps $src/matrix-react-sdk/yarn.lock)
-
-cat > pin.json << EOF
-{
-  "version": "$version",
-  "rev": "$rev",
-  "srcHash": "$src_hash",
-  "webYarnHash": "$web_yarn_hash",
-  "jsSdkYarnHash": "$js_sdk_yarn_hash",
-  "reactSdkYarnHash": "$react_sdk_yarn_hash",
-  "desktopYarnHash": "$desktop_yarn_hash"
-}
-EOF
diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index 666989b18da8..7e3b949f4240 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -841,6 +841,13 @@ mapAliases ({
   s2n = s2n-tls; # Added 2021-03-03
   sane-backends-git = sane-backends; # Added 2021-02-19
   scantailor = scantailor-advanced; # Added 2022-05-26
+  schildichat-web = throw ''
+    schildichat has been removed as it is severely lacking behind the Element upstream and does not receive regular security fixes.
+    Please participate in upstream discussion on getting out new releases:
+    https://github.com/SchildiChat/schildichat-desktop/issues/212
+    https://github.com/SchildiChat/schildichat-desktop/issues/215''; # Added 2023-12-05
+  schildichat-desktop = schildichat-web;
+  schildichat-desktop-wayland = schildichat-web;
   sdlmame = throw "'sdlmame' has been renamed to/replaced by 'mame'"; # Converted to throw 2023-09-10
   searx = throw "'searx' has been removed as it is unmaintained. Please switch to searxng"; # Added 2023-10-03
   session-desktop-appimage = session-desktop;
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 5b60a93f6bad..ecc9681d53da 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -7811,19 +7811,6 @@ with pkgs;
 
   strawberry = libsForQt5.callPackage ../applications/audio/strawberry { };
 
-  schildichat-desktop = callPackage ../applications/networking/instant-messengers/schildichat/schildichat-desktop.nix {
-    inherit (darwin.apple_sdk.frameworks) Security AppKit CoreServices;
-    electron = electron_25;
-  };
-  schildichat-desktop-wayland = writeScriptBin "schildichat-desktop" ''
-    #!/bin/sh
-    NIXOS_OZONE_WL=1 exec ${schildichat-desktop}/bin/schildichat-desktop "$@"
-  '';
-
-  schildichat-web = callPackage ../applications/networking/instant-messengers/schildichat/schildichat-web.nix {
-    conf = config.schildichat-web.conf or { };
-  };
-
   schleuder = callPackage ../tools/security/schleuder { };
 
   schleuder-cli = callPackage ../tools/security/schleuder/cli { };