diff --git a/users/malte/pass.nix b/users/malte/pass.nix
index fdf805b..9436645 100644
--- a/users/malte/pass.nix
+++ b/users/malte/pass.nix
@@ -22,8 +22,6 @@
       PREFIX=~/.local/share/password-store/
       SUFFIX=.gpg
 
-      set -o pipefail
-
       selection=$( fd '.gpg' "$PREFIX" \
                  | sed "s|$PREFIX||" \
                  | sed "s|$SUFFIX||" \
@@ -37,8 +35,17 @@
 in {
   programs.password-store = {
     enable = true;
+    package = pkgs.pass.withExtensions (exts: [
+      exts.pass-otp
+    ]);
     settings.PASSWORD_STORE_KEY = (builtins.import ./conf.nix).gpg.id;
   };
 
+  nixpkgs.overlays = [
+    (_final: prev: {
+      firefox = prev.firefox.override {extraNativeMessagingHosts = [pkgs.passff-host];};
+    })
+  ];
+
   home.packages = [passmenu-bemenu pkgs.hackNerdLigatures];
 }