diff --git a/home-manager/apps.nix b/home-manager/apps.nix
index 71cc1b5..b2d9c87 100644
--- a/home-manager/apps.nix
+++ b/home-manager/apps.nix
@@ -56,7 +56,7 @@
     inotify-tools
     libreoffice
     lsix
-    msbuild
+    #msbuild
     mullvad-vpn
     neofetch
     nodejs_22
diff --git a/pkgs/firefox.nix b/pkgs/firefox.nix
index 0161155..ae8c2ec 100644
--- a/pkgs/firefox.nix
+++ b/pkgs/firefox.nix
@@ -26,7 +26,7 @@
         };
         # Advent of Code delta-rank
         "{78b07db2-25ed-4088-9c92-5c5dcfca3c3c}" = {
-          install_url = "https://addons.mozilla.org/firefox/downloads/latest/advent-of-code-delta-rank/latest.xpi";
+          install_url = "https://addons.mozilla.org/firefox/downloads/latest/advent-of-code-delta-score/latest.xpi";
           installation_mode = "force_installed";
         };
       };