diff --git a/src/api/auth.ts b/src/api/auth.ts
index c8febe2..16c37e6 100644
--- a/src/api/auth.ts
+++ b/src/api/auth.ts
@@ -12,6 +12,11 @@ type RequestSignUp = {
   email: String;
   groupRole: GoupRole;
   familyCode: null | string;
+  alertToken: {
+    deviceId: string;
+    type: 'FCM';
+    value: string;
+  };
 };
 
 type ResponseToken = {