diff --git a/home/programs/firefox.nix b/home/programs/firefox.nix
index 7b37ec1..a327fa5 100644
--- a/home/programs/firefox.nix
+++ b/home/programs/firefox.nix
@@ -112,7 +112,7 @@ _: {
                   ];
                 }
               ];
-              iconUpdateURL = "https://nixos.org/favicon.ico";
+              iconUpdateURL = "https://nixos.org/favicon.png";
               definedAliases = [ "@np" ];
             };
             "NixOS Options" = {
@@ -125,7 +125,7 @@ _: {
                   ];
                 }
               ];
-              iconUpdateURL = "https://nixos.org/favicon.ico";
+              iconUpdateURL = "https://nixos.org/favicon.png";
               definedAliases = [ "@no" ];
             };
             "GitHub" = {