diff --git a/flake.lock b/flake.lock
index 2585037..59cd117 100644
--- a/flake.lock
+++ b/flake.lock
@@ -8,11 +8,11 @@
         "nixpkgs": "nixpkgs_2"
       },
       "locked": {
-        "lastModified": 1692787336,
-        "narHash": "sha256-WabgeYsUiMRbpb1bCT3oY6GJEciZQIf3tYD8RQAUf2c=",
+        "lastModified": 1700828696,
+        "narHash": "sha256-/XW6G0x1xrD2jvSC/69OxW6D3vCSpgTwNxpZZj4BrhI=",
         "owner": "hercules-ci",
         "repo": "arion",
-        "rev": "28902d348807c494115177595f812a3e54cc913b",
+        "rev": "172e69d5632faa173dcbbd4465eec6b91061c4c8",
         "type": "github"
       },
       "original": {
@@ -245,11 +245,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1700695018,
-        "narHash": "sha256-MAiPLgBF4GLzSOlhnPCDWkWW5CDx4i7ApIYaR+TwTVg=",
+        "lastModified": 1700847865,
+        "narHash": "sha256-uWaOIemGl9LF813MW0AEgCBpKwFo2t1Wv3BZc6e5Frw=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "134deb46abd5d0889d913b8509413f6f38b0811e",
+        "rev": "8cedd63eede4c22deb192f1721dd67e7460e1ebe",
         "type": "github"
       },
       "original": {
@@ -418,11 +418,11 @@
     },
     "nixpkgs-stable": {
       "locked": {
-        "lastModified": 1700501263,
-        "narHash": "sha256-M0U063Ba2DKL4lMYI7XW13Rsk5tfUXnIYiAVa39AV/0=",
+        "lastModified": 1700851152,
+        "narHash": "sha256-3PWITNJZyA3jz5IGREJRfSykM6xSLmD8u5A3WpBCyDM=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "f741f8a839912e272d7e87ccf4b9dbc6012cdaf9",
+        "rev": "1216a5ba22a93a4a3a3bfdb4bff0f4727c576fcc",
         "type": "github"
       },
       "original": {
@@ -569,11 +569,11 @@
     },
     "nixpkgs_9": {
       "locked": {
-        "lastModified": 1700390070,
-        "narHash": "sha256-de9KYi8rSJpqvBfNwscWdalIJXPo8NjdIZcEJum1mH0=",
+        "lastModified": 1700794826,
+        "narHash": "sha256-RyJTnTNKhO0yqRpDISk03I/4A67/dp96YRxc86YOPgU=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "e4ad989506ec7d71f7302cc3067abd82730a4beb",
+        "rev": "5a09cb4b393d58f9ed0d9ca1555016a8543c2ac8",
         "type": "github"
       },
       "original": {
diff --git a/justfile b/justfile
index 2beea83..57d9afb 100644
--- a/justfile
+++ b/justfile
@@ -1,3 +1,5 @@
+upgrade: update build
+
 test:
 	sudo nixos-rebuild test --flake . --impure
 
diff --git a/modules/desktop/firefox.nix b/modules/desktop/firefox.nix
index 979b2a4..3218fcc 100644
--- a/modules/desktop/firefox.nix
+++ b/modules/desktop/firefox.nix
@@ -34,13 +34,6 @@
 					"ebay@search.mozilla.org"
 					"twitter@search.mozilla.org"
 				];
-				SearchEngines = [
-					"Google"
-					"Bing"
-					"Amazon.com"
-					"eBay"
-					"Twitter"
-				];
 				"DisableFirefoxStudies" = true;
 				"DisableTelemetry" = true;
 				"DisableFeedbackCommands" = true;