diff --git a/configuration.nix b/configuration.nix
index b011928..68ad0a8 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -10,41 +10,6 @@
     agenix.packages.aarch64-darwin.default
     iterm2
     tailscale
-    (pkgs.writeShellScriptBin "portalpatch" ''
-      #!/usr/bin/env bash
-      # Automatically patch the game Portal for use on Apple Silicon using the
-      # hl2 source leak
-      #
-      # Instructions adapted from the Apple Gaming Wiki
-      # https://www.applegamingwiki.com/wiki/Half-Life_2#Native
-      #
-      # Note that this script **does not** download the dependencies from
-      # Homebrew: that is assumed to be handled by nix-darwin
-      HL2_SOURCE_DIR=$(mktemp -d)
-      HL2_DEST_DIR=$(mktemp -d)
-
-      git clone --recursive https://github.com/nillerusr/source-engine "$HL2_SOURCE_DIR"
-      cd "$HL2_SOURCE_DIR" || exit 1
-
-      export PKG_CONFIG_PATH="/opt/homebrew/opt/jpeg/lib/pkgconfig"
-
-      python3 waf configure -T release --prefix="" --build-games=portal && \
-      python3 waf build && \
-      python3 waf install --destdir "$HL2_DEST_DIR"
-
-      PORTAL_GAME_DIR="$HOME/Library/Application Support/Steam/steamapps/common/Portal"
-      mv "$PORTAL_GAME_DIR/bin" "$PORTAL_GAME_DIR/bin.bak"
-      mv "$PORTAL_GAME_DIR/portal/bin" "$PORTAL_GAME_DIR/portal/bin.bak"
-      mv "$PORTAL_GAME_DIR/hl2_osx" "$PORTAL_GAME_DIR/hl2_osx.bak"
-
-      cp -r "$HL2_DEST_DIR/bin" "$PORTAL_GAME_DIR/bin"
-      cp -r "$HL2_DEST_DIR/portal/bin" "$PORTAL_GAME_DIR/portal/bin"
-      cp -r "$HL2_DEST_DIR/hl2_launcher" "$PORTAL_GAME_DIR/hl2_osx"
-
-      cp "$PORTAL_GAME_DIR/steam_appid.txt" "$PORTAL_GAME_DIR/hl2/steam_appid.txt"
-
-      cd -1 || exit 1
-    '')
   ];
 
   # Use a custom configuration.nix location.
@@ -84,34 +49,7 @@
       no_quarantine = true;
 
     };
-    taps = [
-      "homebrew/services"
-      "ybeapps/sourcegit"
-      {
-        name = "millironx/millironx";
-        clone_target =
-          "https://code.millironx.com/millironx/homebrew-millironx.git";
-      }
-    ];
-    brews = [
-      "borgbackup/tap/borgbackup-fuse"
-      {
-        name = "colima";
-        restart_service = true;
-      }
-      "docker"
-      "firefoxpwa"
-      "r"
-
-      # Portal built via hl2 source leak dependencies
-      "sdl2"
-      "freetype2"
-      "fontconfig"
-      "pkg-config"
-      "opus"
-      "libpng"
-      "libedit"
-    ];
+    brews = [ "borgbackup/tap/borgbackup-fuse" "firefoxpwa" "r" ];
     casks = [
       "alt-tab"
       "anki"
@@ -121,19 +59,17 @@
       "firefox"
       "freetube"
       "inkscape"
-      "kdeconnect@nightly"
       "logseq"
       "macfuse"
       "musescore"
       "nextcloud"
       "obs"
-      "ollama"
       "openrct2"
       "porting-kit"
       "qownnotes"
+      "rancher"
       "rstudio"
       "signal"
-      "stats"
       "steam"
       "textmate"
       "thunderbird@esr"
@@ -146,7 +82,6 @@
     ];
     masApps = {
       "Bitwarden" = 1352778147;
-      "Hidden Bar" = 1452453066;
       "Tailscale" = 1475387142;
     };
   };