diff --git a/packages/backend/trpc/context.ts b/packages/backend/trpc/context.ts
index 725ac6f0a..e1e90b4c9 100644
--- a/packages/backend/trpc/context.ts
+++ b/packages/backend/trpc/context.ts
@@ -17,7 +17,7 @@ export async function createContext(
       isGuest: true,
     };
     opts.req.session.user = user;
-    opts.req.session.save();
+    await opts.req.session.save();
   }
   return { user, session: opts.req.session };
 }