diff --git a/src/common/repositories/UsersRepository.ts b/src/common/repositories/UsersRepository.ts
index 606700c9..f5e25b83 100644
--- a/src/common/repositories/UsersRepository.ts
+++ b/src/common/repositories/UsersRepository.ts
@@ -101,9 +101,9 @@ export default class UsersRepository extends BaseRepository {
 					update: {
 						first_name: user.contact?.first_name,
 						last_name: user.contact?.last_name,
-						email: user.contact?.email,
-						phone_number: user.contact?.phone_number,
-						cell_phone_number: user.contact?.cell_phone_number,
+						email: user.contact?.email === null ? undefined : user.contact?.email,
+						phone_number: user.contact?.phone_number === null ? undefined : user.contact?.phone_number,
+						cell_phone_number: user.contact?.cell_phone_number === null ? undefined : user.contact?.cell_phone_number,
 						civility: ECivility[user.contact?.civility as keyof typeof ECivility],
 					},
 				},
@@ -142,6 +142,8 @@ export default class UsersRepository extends BaseRepository {
 			};
 		}
 
+		console.log("updateArgs", JSON.stringify(updateArgs));
+
 		return this.model.update({ ...updateArgs, include: { contact: true, office_membership: { include: { address: true } } } });
 	}
 
diff --git a/src/services/common/IdNotService/IdNotService.ts b/src/services/common/IdNotService/IdNotService.ts
index c14eae58..7eaa9b63 100644
--- a/src/services/common/IdNotService/IdNotService.ts
+++ b/src/services/common/IdNotService/IdNotService.ts
@@ -370,8 +370,11 @@ export default class IdNotService extends BaseService {
 			user.contact!.cell_phone_number = userData.numeroMobile;
 			console.log("Updated user.contact.cell_phone_number", JSON.stringify(user.contact!.cell_phone_number));
 		}
-		console.log("updates", updates);
-		if (updates != 0) await this.userService.update(user.uid!, user);
+		if (updates != 0) {
+			// Filter out null values before updating to prevent Prisma errors
+			const convertedUser = this.convertNullToUndefined(user);
+			await this.userService.update(user.uid!, convertedUser);
+		}
 		await this.userService.updateCheckedAt(user.uid!);
 	}
 
@@ -582,17 +585,36 @@ export default class IdNotService extends BaseService {
 	public async updateUsers() {
 		const usersReq = await this.userService.getUsersToBeChecked();
 		const users = User.hydrateArray<User>(usersReq);
-		users.forEach(async (user) => {
+		for (const user of users) {
 			await this.updateUser(user.uid!);
-		});
+		}
 	}
 
 	public async updateOffices() {
 		const officesReq = await this.officeService.getOfficesToBeChecked();
 		const offices = Office.hydrateArray<Office>(officesReq);
 		console.log(`Updating ${offices.length} offices`);
-		offices.forEach(async (office) => {
+		for (const office of offices) {
 			await this.updateOffice(office.uid!);
-		});
+		}
+	}
+
+	/**
+	 * Utility function to convert null values to undefined
+	 * This prevents Prisma from throwing errors about null values
+	 */
+	private convertNullToUndefined<T extends Record<string, any>>(obj: T): T {
+		const converted = { ...obj };
+		
+		for (const [key, value] of Object.entries(converted)) {
+			if (value === null) {
+				console.log(`Converting null to undefined for key: ${key}`);
+				(converted as any)[key] = undefined;
+			} else if (typeof value === 'object' && !Array.isArray(value)) {
+				(converted as any)[key] = this.convertNullToUndefined(value);
+			}
+		}
+		
+		return converted;
 	}
 }