diff --git a/package.json b/package.json
index 5d8942619..fe4a20898 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "helmet": "3.21.2",
     "jsonschema": "1.2.5",
     "jsonwebtoken": "8.5.1",
-    "lodash": "4.17.15",
+    "lodash": "^4.17.15",
     "moment": "2.24.0",
     "mongoose": "5.8.9",
     "nestjs-typegoose": "7.0.0",
@@ -59,7 +59,7 @@
     "@types/jasmine": "3.5.1",
     "@types/jsonschema": "1.1.1",
     "@types/jsonwebtoken": "8.3.5",
-    "@types/lodash": "4.14.149",
+    "@types/lodash": "^4.14.149",
     "@types/mongoose": "5.5.43",
     "@types/node": "12.12.21",
     "@types/passport": "1.0.2",
diff --git a/src/games/services/server-configurator.service.spec.ts b/src/games/services/server-configurator.service.spec.ts
index 1b2162bd8..bab814d17 100644
--- a/src/games/services/server-configurator.service.spec.ts
+++ b/src/games/services/server-configurator.service.spec.ts
@@ -4,14 +4,60 @@ import { Environment } from '@/environment/environment';
 import { PlayersService } from '@/players/services/players.service';
 import { QueueConfigService } from '@/queue/services/queue-config.service';
 import { RconFactoryService } from './rcon-factory.service';
+import { logAddressAdd, kickAll, changelevel, execConfig, addGamePlayer, enablePlayerWhitelist } from '../utils/rcon-commands';
 
-class EnvironmentStub { }
-class PlayersServiceStub { }
-class QueueConfigServiceStub { }
-class RconFactoryServiceStub { }
+class EnvironmentStub {
+  logRelayAddress = 'FAKE_RELAY_ADDRESS';
+  logRelayPort = '1234';
+}
+
+class PlayersServiceStub {
+  players = new Map<string, any>([
+    ['PLAYER_1', { steamId: 'PLAYER_1_STEAMID', name: 'PLAYER_1_NAME' }],
+    ['PLAYER_2', { steamId: 'PLAYER_2_STEAMID', name: 'PLAYER_2_NAME' }],
+  ]);
+  getById(id: string) { return this.players.get(id); }
+}
+
+class QueueConfigServiceStub {
+  queueConfig = {
+    execConfigs: [ 'etf2l_6v6_5cp' ],
+  };
+}
+
+class RconStub {
+  send(cmd: string) { return null; }
+  end() { return null; }
+}
+
+class RconFactoryServiceStub {
+  createRcon() { return new RconStub(); }
+}
+
+const gameServer = {
+  name: 'FAKE_SERVER',
+};
+
+const game = {
+  map: 'cp_badlands',
+  slots: [
+    {
+      playerId: 'PLAYER_1',
+      teamId: 0,
+      gameClass: 'soldier',
+    },
+    {
+      playerId: 'PLAYER_2',
+      teamId: 1,
+      gameClass: 'soldier',
+    },
+  ],
+};
 
 describe('ServerConfiguratorService', () => {
   let service: ServerConfiguratorService;
+  let rconFactoryService: RconFactoryServiceStub;
+  let playersService: PlayersServiceStub;
 
   beforeEach(async () => {
     const module: TestingModule = await Test.createTestingModule({
@@ -25,9 +71,49 @@ describe('ServerConfiguratorService', () => {
     }).compile();
 
     service = module.get<ServerConfiguratorService>(ServerConfiguratorService);
+    rconFactoryService = module.get(RconFactoryService);
+    playersService = module.get(PlayersService);
   });
 
   it('should be defined', () => {
     expect(service).toBeDefined();
   });
+
+  describe('#configureServer()', () => {
+    let rcon: RconStub;
+
+    beforeEach(() => {
+      rcon = new RconStub();
+      spyOn(rconFactoryService, 'createRcon').and.returnValue(rcon);
+    });
+
+    it('should execute correct rcon commands', async () => {
+      const spy = spyOn(rcon, 'send');
+
+      await service.configureServer(gameServer as any, game as any);
+
+      expect(spy).toHaveBeenCalledWith(logAddressAdd('FAKE_RELAY_ADDRESS:1234'));
+      expect(spy).toHaveBeenCalledWith(kickAll());
+      expect(spy).toHaveBeenCalledWith(changelevel('cp_badlands'));
+      expect(spy).toHaveBeenCalledWith(execConfig('etf2l_6v6_5cp'));
+      expect(spy).toHaveBeenCalledWith(jasmine.stringMatching(/^sv_password\s.+$/));
+      expect(spy).toHaveBeenCalledWith(addGamePlayer('PLAYER_1_STEAMID', 'PLAYER_1_NAME', 2, 'soldier'));
+      expect(spy).toHaveBeenCalledWith(addGamePlayer('PLAYER_2_STEAMID', 'PLAYER_2_NAME', 3, 'soldier'));
+      expect(spy).toHaveBeenCalledWith(enablePlayerWhitelist());
+    });
+
+    it('should close the rcon connection', async () => {
+      const spy = spyOn(rcon, 'end');
+      await service.configureServer(gameServer as any, game as any);
+      expect(spy).toHaveBeenCalled();
+    });
+
+    it('should deburr player nicknames', async () => {
+      playersService.players.get('PLAYER_1').name = 'mały';
+      const spy = spyOn(rcon, 'send');
+
+      await service.configureServer(gameServer as any, game as any);
+      expect(spy).toHaveBeenCalledWith(addGamePlayer('PLAYER_1_STEAMID', 'maly', 2, 'soldier'));
+    });
+  });
 });
diff --git a/src/games/services/server-configurator.service.ts b/src/games/services/server-configurator.service.ts
index 76d8a6926..2d994dbd6 100644
--- a/src/games/services/server-configurator.service.ts
+++ b/src/games/services/server-configurator.service.ts
@@ -7,9 +7,8 @@ import { PlayersService } from '@/players/services/players.service';
 import { QueueConfigService } from '@/queue/services/queue-config.service';
 import { RconFactoryService } from './rcon-factory.service';
 import { logAddressAdd, changelevel, execConfig, setPassword, addGamePlayer, logAddressDel, delAllGamePlayers,
-  kickAll,
-  enablePlayerWhitelist,
-  disablePlayerWhitelist} from '../utils/rcon-commands';
+  kickAll, enablePlayerWhitelist, disablePlayerWhitelist } from '../utils/rcon-commands';
+import { deburr } from 'lodash';
 
 @Injectable()
 export class ServerConfiguratorService {
@@ -52,7 +51,8 @@ export class ServerConfiguratorService {
         const player = await this.playersService.getById(slot.playerId);
         const team = parseInt(slot.teamId, 10) + 2;
 
-        const cmd = addGamePlayer(player.steamId, player.name, team, slot.gameClass);
+        const playerName = deburr(player.name);
+        const cmd = addGamePlayer(player.steamId, playerName, team, slot.gameClass);
         this.logger.debug(`[${server.name}] ${cmd}`);
         await rcon.send(cmd);
       }