diff --git a/apps/backend/src/drizzle/schema/assessments.ts b/apps/backend/src/drizzle/schema/assessments.ts
index d72ca05..44eb4ed 100644
--- a/apps/backend/src/drizzle/schema/assessments.ts
+++ b/apps/backend/src/drizzle/schema/assessments.ts
@@ -2,6 +2,7 @@ import { createId } from "@paralleldrive/cuid2";
 import { pgEnum, pgTable, timestamp, varchar } from "drizzle-orm/pg-core";
 import { relations } from "drizzle-orm";
 import { respondents } from "./respondents";
+import { users } from "./users";
 
 const statusEnum = pgEnum("status", ["tertunda", "disetujui", "ditolak", "selesai"]);
 
@@ -11,8 +12,8 @@ export const assessments = pgTable("assessments", {
         .$defaultFn(() => createId()),
     respondentId: varchar("respondentId").references(() => respondents.id),
     status: statusEnum("status"),
-    reviewedBy: varchar("reviewedBy").notNull(),
-    reviewedAt: timestamp("reviewedAt", { mode: "date" }).defaultNow(),
+    reviewedBy: varchar("reviewedBy"),
+    reviewedAt: timestamp("reviewedAt", { mode: "date" }),
     validatedBy: varchar("validatedBy").notNull(),
     validatedAt: timestamp("validatedAt", { mode: "date" }),
     createdAt: timestamp("createdAt", { mode: "date" }).defaultNow(),