diff --git a/packages/backend/src/core/SignupService.ts b/packages/backend/src/core/SignupService.ts
index b16753df630c..b3d6e33439ab 100644
--- a/packages/backend/src/core/SignupService.ts
+++ b/packages/backend/src/core/SignupService.ts
@@ -132,7 +132,6 @@ export class SignupService {
 				token: secret,
 				isRoot: isTheFirstUser,
 				signupReason: opts.reason,
-				updatedAt: new Date(),
 			}));
 
 			await transactionalEntityManager.save(new MiUserKeypair({