diff --git a/src/models/user.ts b/src/models/user.ts
index 95b6087c..ea2d39b0 100644
--- a/src/models/user.ts
+++ b/src/models/user.ts
@@ -19,7 +19,8 @@ class User {
 
 		Object.defineProperty(this, "mode", {
 			get() {
-				return String(this.modes[0]);
+				// eslint-disable-next-line @typescript-eslint/no-unsafe-return
+				return this.modes[0] || "";
 			},
 		});
 
diff --git a/test/fixtures/.thelounge/sts-policies.json b/test/fixtures/.thelounge/sts-policies.json
index f91b6ce0..1858cf26 100644
--- a/test/fixtures/.thelounge/sts-policies.json
+++ b/test/fixtures/.thelounge/sts-policies.json
@@ -3,6 +3,6 @@
     "host": "irc.example.com",
     "port": 7000,
     "duration": 3600,
-    "expires": 1654037133192
+    "expires": 1654037554847
   }
 ]