diff --git a/user/modules/firefox.nix b/user/modules/firefox.nix
index daf9b64..e06cb6d 100644
--- a/user/modules/firefox.nix
+++ b/user/modules/firefox.nix
@@ -5,8 +5,8 @@
     source = pkgs.fetchFromGitHub {
       owner = "rafaelmardojai";
       repo = "firefox-gnome-theme";
-      rev = "v110";
-      hash = "sha256-2KKntUo0uYCXZrnaB5Q7bf97+tUL3UiuyDtTlyjbXFo=";
+      rev = "v121";
+      hash = "sha256-M+Cw6vh7xCDmIhyVuEPNmaNVUwpmdFQq8zlsXZTKees=";
     };
   };