diff --git a/modules/desktop/greetd/default.nix b/modules/desktop/greetd/default.nix
index 41f32cc..9f07d5d 100644
--- a/modules/desktop/greetd/default.nix
+++ b/modules/desktop/greetd/default.nix
@@ -17,6 +17,9 @@
     };
   };
 
+  # allow yubikey signin with u2f
+  security.pam.services.greetd.u2fAuth = true;
+
   # ensure the user exists
   users.users.greeter = {
     isSystemUser = true;
diff --git a/users/blake/dots/hypr/default.nix b/users/blake/dots/hypr/default.nix
index f2650e2..381718e 100644
--- a/users/blake/dots/hypr/default.nix
+++ b/users/blake/dots/hypr/default.nix
@@ -269,7 +269,7 @@
       image = [
         {
           monitor = "";
-          path = "~/.nix/users/blake/assets/pfps/pikacig.png";
+          path = "~/.nix/users/blake/assets/pfps/pikacig.jpg";
           size = 350;
           border_color = "rgb(0047ab)";
           rounding = -1;