diff --git a/srcs/requirements/game_server/Dockerfile b/srcs/requirements/game_server/Dockerfile
index 72857a78..f1a39fa0 100644
--- a/srcs/requirements/game_server/Dockerfile
+++ b/srcs/requirements/game_server/Dockerfile
@@ -4,7 +4,7 @@ WORKDIR /usr/app
 
 COPY ./game_back ./
 
-RUN npm install typescript
+RUN npm install
 
 RUN npx tsc
 
diff --git a/srcs/requirements/nestjs/api_back/src/users/users.service.ts b/srcs/requirements/nestjs/api_back/src/users/users.service.ts
index 680075da..82e47753 100644
--- a/srcs/requirements/nestjs/api_back/src/users/users.service.ts
+++ b/srcs/requirements/nestjs/api_back/src/users/users.service.ts
@@ -100,7 +100,7 @@ export class UsersService {
 
 	async update(id: number, updateUserDto: UpdateUsersDto, username : string) {
 		console.log("Maj user username : " + username + " updateuser dto " + updateUserDto.username  )
-		if (await this.isUsernameExists(updateUserDto.username) === true && updateUserDto.username !== username) {
+		if (await this.isUsernameExists(updateUserDto.username) === true && updateUserDto.username.toLowerCase() !== username.toLowerCase()) {
 			// console.log('updating username ' + updateUserDto.username + ' but it already is in use')
 			throw new HttpException(`The username is already in use.`,HttpStatus.CONFLICT);
 		}