diff --git a/server/src/routers/auth-router.ts b/server/src/routers/auth-router.ts
index 6f71ac6..db82fd6 100644
--- a/server/src/routers/auth-router.ts
+++ b/server/src/routers/auth-router.ts
@@ -29,7 +29,7 @@
 interface Credentials {
   username: string;
   password: string;
-  isJams?: boolean;
+  isJams: boolean;
 }
 
 const jamid = Container.get(Jamid);