diff --git a/.forgejo/workflows/flake-check.yml b/.forgejo/workflows/flake-check.yml
index 0c8a643..002f079 100644
--- a/.forgejo/workflows/flake-check.yml
+++ b/.forgejo/workflows/flake-check.yml
@@ -5,8 +5,6 @@ on: [pull_request]
 jobs:
   flake-check:
     runs-on: runner
-    env:
-      NIXPKGS_ALLOW_UNFREE: 1
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
diff --git a/modules/home/librewolf/default.nix b/modules/home/librewolf/default.nix
index e648fc8..97dd43f 100644
--- a/modules/home/librewolf/default.nix
+++ b/modules/home/librewolf/default.nix
@@ -22,11 +22,11 @@ in
         settings = import ./settings.nix;
         search = {
           force = true;
-          default = "startpage";
-          privateDefault = "startpage";
-          order = [ "startpage" ];
+          default = "Startpage";
+          privateDefault = "Startpage";
+          order = [ "Startpage" ];
           engines = {
-            startpage = {
+            Startpage = {
               urls = [ { template = "https://www.startpage.com/do/dsearch?q={searchTerms}"; } ];
               icon = "https://www.startpage.com/sp/cdn/favicons/favicon--default.ico";
               updateInterval = 24 * 60 * 60 * 1000; # every day
@@ -35,7 +35,6 @@ in
             bing.metaData.hidden = true;
             ddg.metaData.hidden = true;
             google.metaData.hidden = true;
-            perplexity.metaData.hidden = true;
           };
         };
       };
diff --git a/pkgs/default.nix b/pkgs/default.nix
index 2cc8b2d..57ee78b 100644
--- a/pkgs/default.nix
+++ b/pkgs/default.nix
@@ -19,7 +19,6 @@
   synapse_change_display_name = pkgs.callPackage ./synapse_change_display_name { };
   synix-docs = pkgs.callPackage ./synix-docs { };
   trelis-gitingest-mcp = pkgs.callPackage ./trelis-gitingest-mcp { };
-  tunerstudio = pkgs.callPackage ./tunerstudio { };
 
   # marker-pdf = pkgs.callPackage ./marker-pdf { }; # FIXME
 }
diff --git a/pkgs/tunerstudio/default.nix b/pkgs/tunerstudio/default.nix
deleted file mode 100644
index 4ee3a8a..0000000
--- a/pkgs/tunerstudio/default.nix
+++ /dev/null
@@ -1,63 +0,0 @@
-{
-  lib,
-  stdenv,
-  makeWrapper,
-  jdk8,
-  libGL,
-  xorg,
-  alsa-lib,
-}:
-
-stdenv.mkDerivation rec {
-  pname = "tunerstudio";
-  version = "3.3.01";
-
-  src = builtins.fetchTarball {
-    url = "http://tunerstudio.com/downloads2/TunerStudioMS_v${version}.tar.gz";
-    sha256 = "sha256:16xq4ylnlfjacpi9009l6l92zhy1c9sbxvmbkykilaipnflrhwsn";
-  };
-
-  nativeBuildInputs = [
-    makeWrapper
-  ];
-
-  buildInputs = [
-    jdk8
-    libGL
-    xorg.libX11
-    alsa-lib
-  ];
-
-  installPhase = ''
-    runHook preInstall
-
-    mkdir -p $out/share/tunerstudio
-    mkdir -p $out/bin
-
-    cp -r . $out/share/tunerstudio/
-
-    makeWrapper ${jdk8}/bin/java $out/bin/tunerstudio \
-      --run "cd $out/share/tunerstudio" \
-      --add-flags "-Dcom.ibm.crypto.provider.DoRSATypeChecking=false" \
-      --add-flags "-Djava.library.path=lib/alternateLinuxDrivers/x86_64-linux:lib" \
-      --add-flags "-Dfile.encoding=UTF8" \
-      --add-flags "-cp '.:lib:plugins'" \
-      --add-flags "-jar $out/share/tunerstudio/TunerStudioMS.jar" \
-      --prefix LD_LIBRARY_PATH : "${
-        lib.makeLibraryPath [
-          libGL
-          xorg.libX11
-          alsa-lib
-        ]
-      }"
-
-    runHook postInstall
-  '';
-
-  meta = {
-    description = "MSTune / TunerStudio MS - ECU Tuning Software";
-    homepage = "https://www.tunerstudio.com/";
-    license = lib.licenses.unfree;
-    platforms = lib.platforms.linux;
-  };
-}