diff --git a/module.nix b/module.nix
index 1727bd4..332c2f2 100644
--- a/module.nix
+++ b/module.nix
@@ -97,7 +97,7 @@ in
         createLocally = false;
         user = "noreply.mastodon@${sp.domain}";
         fromAddress = "noreply.mastodon@${sp.domain}";
-        passwordFile = "";
+        passwordFile = "/run/keys/mastodon/email_password";
         authenticate = true;
       };
     };