diff --git a/apps/api/src/auth/auth.service.ts b/apps/api/src/auth/auth.service.ts
index fd0d912..738f6ba 100644
--- a/apps/api/src/auth/auth.service.ts
+++ b/apps/api/src/auth/auth.service.ts
@@ -13,23 +13,9 @@ export class AuthService {
   ) {}
 
   public async login(login: string, password: string) {
-    const {
-      displayName,
-      department,
-      title,
-      mail,
-      sAMAccountName: username,
-    } = await this.ldapService.authenticate(login, password);
+    const user = await this.ldapService.authenticate(login, password);
+    const { username } = user;
 
-    const user = {
-      username,
-      domain: process.env.LDAP_DOMAIN,
-      displayName,
-      department,
-      position: title,
-      mail,
-      domainName: `${process.env.LDAP_DOMAIN}\\${username}`,
-    };
     await this.usersCache.addUser(username, user);
 
     const payload: TokenPayload = {
diff --git a/apps/api/src/ldap/ldap.service.ts b/apps/api/src/ldap/ldap.service.ts
index 3c15d1b..bc7f88d 100644
--- a/apps/api/src/ldap/ldap.service.ts
+++ b/apps/api/src/ldap/ldap.service.ts
@@ -1,6 +1,7 @@
 import { Injectable } from '@nestjs/common';
 import type { AuthenticationOptions } from 'ldap-authentication';
 import { authenticate } from 'ldap-authentication';
+import type { User } from '../types/user';
 import type { LdapUser } from './types/user';
 
 @Injectable()
@@ -19,8 +20,24 @@ export class LdapService {
       verifyUserExists: password === undefined,
     };
 
-    const ldapUser: LdapUser = await authenticate(options);
+    const {
+      displayName,
+      department,
+      title,
+      mail,
+      sAMAccountName: username,
+    }: LdapUser = await authenticate(options);
 
-    return ldapUser;
+    const user: User = {
+      username,
+      domain: process.env.LDAP_DOMAIN,
+      displayName,
+      department,
+      position: title,
+      mail,
+      domainName: `${process.env.LDAP_DOMAIN}\\${username}`,
+    };
+
+    return user;
   }
 }
diff --git a/apps/api/src/users/types/user.ts b/apps/api/src/types/user.ts
similarity index 100%
rename from apps/api/src/users/types/user.ts
rename to apps/api/src/types/user.ts
diff --git a/apps/api/src/users/users.cache.ts b/apps/api/src/users/users.cache.ts
index 5e1d24f..1433e84 100644
--- a/apps/api/src/users/users.cache.ts
+++ b/apps/api/src/users/users.cache.ts
@@ -1,6 +1,6 @@
 import { CACHE_MANAGER, Inject, Injectable } from '@nestjs/common';
 import { Cache } from 'cache-manager';
-import type { User } from './types/user';
+import type { User } from '../types/user';
 
 @Injectable()
 export class UsersCache {
diff --git a/apps/api/src/users/users.module.ts b/apps/api/src/users/users.module.ts
index 2bed8f0..1528709 100644
--- a/apps/api/src/users/users.module.ts
+++ b/apps/api/src/users/users.module.ts
@@ -1,6 +1,7 @@
 import { CacheModule, Module } from '@nestjs/common';
 import * as redisStore from 'cache-manager-ioredis';
 import type { RedisOptions } from 'ioredis';
+import { LdapModule } from '../ldap/ldap.module';
 import { UsersCache } from './users.cache';
 import { UsersController } from './users.controller';
 import { UsersService } from './users.service';
@@ -13,6 +14,7 @@ import { UsersService } from './users.service';
       port: Number.parseInt(process.env.REDIS_PORT, 10) || 6379,
       ttl: Number.parseInt(process.env.CACHE_TTL, 10),
     }),
+    LdapModule,
   ],
   controllers: [UsersController],
   providers: [UsersService, UsersCache],
diff --git a/apps/api/src/users/users.service.ts b/apps/api/src/users/users.service.ts
index 22ccbd7..2a48f00 100644
--- a/apps/api/src/users/users.service.ts
+++ b/apps/api/src/users/users.service.ts
@@ -1,17 +1,30 @@
 import { Injectable } from '@nestjs/common';
 import { JwtService } from '@nestjs/jwt';
+import { LdapService } from '../ldap/ldap.service';
 import type { DecodedToken } from '../auth/types/jwt';
 import { UsersCache } from './users.cache';
 
 @Injectable()
 export class UsersService {
-  constructor(private readonly usersCache: UsersCache, private readonly jwtService: JwtService) {}
+  constructor(
+    private readonly usersCache: UsersCache,
+    private readonly jwtService: JwtService,
+    private readonly ldapService: LdapService
+  ) {}
 
   public async getUser(token: string) {
     const { username } = this.jwtService.decode(token) as DecodedToken;
 
-    const user = await this.usersCache.getUser(username);
+    const cachedUser = await this.usersCache.getUser(username);
 
-    return user;
+    if (!cachedUser) {
+      const user = await this.ldapService.authenticate(username);
+
+      await this.usersCache.addUser(username, user);
+
+      return user;
+    }
+
+    return cachedUser;
   }
 }