diff --git a/src/app.module.ts b/src/app.module.ts
index 16b94ca..fe49782 100644
--- a/src/app.module.ts
+++ b/src/app.module.ts
@@ -12,6 +12,8 @@ import { Issues } from './datasources/issues';
 import configuration from './configs/app';
 import { RedmineEventsGateway } from '@app/event-emitter/events/redmine-events.gateway';
 import { RedmineTypes } from '@app/redmine-types/index';
+import { CouchDb } from './datasources/couchdb';
+import { Users } from './datasources/users';
 
 @Module({
   imports: [
@@ -22,7 +24,7 @@ import { RedmineTypes } from '@app/redmine-types/index';
     ConfigModule.forRoot({ load: [configuration] }),
   ],
   controllers: [AppController, MainController],
-  providers: [AppService, Issues],
+  providers: [AppService, Issues, CouchDb, Users],
 })
 export class AppModule implements OnModuleInit {
   private logger = new Logger(AppModule.name);
diff --git a/src/configs/app.ts b/src/configs/app.ts
index bc09d0d..0cb9b82 100644
--- a/src/configs/app.ts
+++ b/src/configs/app.ts
@@ -6,6 +6,9 @@ const appConfig = {
     issues:
       process.env['ELTEX_REDMINE_HELPER_COUCHDB_ISSUES_DB_NAME'] ||
       'redmine_issues',
+    users:
+      process.env['ELTEX_REDMINE_HELPER_COUCHDB_USERS_DB_NAME'] ||
+      'redmine_users',
   },
 };
 
diff --git a/src/datasources/couchdb.ts b/src/datasources/couchdb.ts
new file mode 100644
index 0000000..dddf15b
--- /dev/null
+++ b/src/datasources/couchdb.ts
@@ -0,0 +1,21 @@
+import { Injectable, Logger } from '@nestjs/common';
+import nano from 'nano';
+import configuration from '../configs/app';
+
+const config = configuration();
+
+@Injectable()
+export class CouchDb {
+  private static logger = new Logger(CouchDb.name);
+  private static couchdb: nano.ServerScope | null = null;
+
+  static getCouchDb(): nano.ServerScope {
+    if (CouchDb.couchdb) {
+      return CouchDb.couchdb;
+    }
+    const n = nano(config.couchDbUrl);
+    CouchDb.logger.log(`CouchDb connected by url ${config.couchDbUrl} ...`);
+    CouchDb.couchdb = n;
+    return CouchDb.couchdb;
+  }
+}
diff --git a/src/datasources/issues.ts b/src/datasources/issues.ts
index d200c37..126ef1d 100644
--- a/src/datasources/issues.ts
+++ b/src/datasources/issues.ts
@@ -2,23 +2,28 @@ import { RedmineTypes } from '@app/redmine-types/index';
 import { Injectable, Logger } from '@nestjs/common';
 import configuration from '../configs/app';
 import nano = require('nano');
+import { CouchDb } from './couchdb';
 
 const config = configuration();
 
 @Injectable()
 export class Issues {
   private static logger = new Logger(Issues.name);
+  private static issuesDb = null;
 
   static async getDatasource(): Promise<
     nano.DocumentScope<RedmineTypes.Issue>
   > {
-    Issues.logger.debug(`Issues datasource url = ${config.couchDbUrl}`);
-    const n = nano(config.couchDbUrl);
+    if (Issues.issuesDb) {
+      return Issues.issuesDb;
+    }
+    const n = CouchDb.getCouchDb();
     const dbs = await n.db.list();
-    Issues.logger.debug(`Issues datasource db name = ${config.dbs.issues}`);
     if (!dbs.includes(config.dbs.issues)) {
       await n.db.create(config.dbs.issues);
     }
-    return await n.db.use(config.dbs.issues);
+    Issues.issuesDb = await n.db.use(config.dbs.issues);
+    Issues.logger.log(`Connected to issues db - ${config.dbs.issues}`);
+    return Issues.issuesDb;
   }
 }
diff --git a/src/datasources/users.ts b/src/datasources/users.ts
new file mode 100644
index 0000000..684c318
--- /dev/null
+++ b/src/datasources/users.ts
@@ -0,0 +1,27 @@
+import { RedmineTypes } from '@app/redmine-types/index';
+import { Injectable, Logger } from '@nestjs/common';
+import nano from 'nano';
+import { CouchDb } from './couchdb';
+import configuration from '../configs/app';
+
+const config = configuration();
+
+@Injectable()
+export class Users {
+  private static logger = new Logger(Users.name);
+  private static usersDb = null;
+
+  static async getUsers(): Promise<nano.DocumentScope<RedmineTypes.User>> {
+    if (Users.usersDb) {
+      return Users.usersDb;
+    }
+    const n = CouchDb.getCouchDb();
+    const dbs = await n.db.list();
+    if (!dbs.includes(config.dbs.users)) {
+      await n.db.create(config.dbs.users);
+    }
+    Users.usersDb = await n.db.use(config.dbs.users);
+    Users.logger.log(`Connected to users db - ${config.dbs.users}`);
+    return Users.usersDb;
+  }
+}