diff --git a/src/app.module.ts b/src/app.module.ts
index 6c532e4..83ab517 100644
--- a/src/app.module.ts
+++ b/src/app.module.ts
@@ -10,14 +10,17 @@ import { AuthModule } from './auth/auth.module';
 import { UserModule } from './user/user.module';
 import { TypeOrmModule } from '@nestjs/typeorm';
 import { BullModule } from '@nestjs/bullmq';
-import { QUEUE_NAME } from './constants';
+import { ENVIRONMENT, QUEUE_NAME } from './constants';
 import { RedisModule } from './redis/redis.module';
 import { APP_GUARD } from '@nestjs/core';
 import { ThrottlerGuard, ThrottlerModule } from '@nestjs/throttler';
 
 @Module({
   imports: [
-    ConfigModule.forRoot({ isGlobal: true, envFilePath: ['.env.local', '.env.prod'] }),
+    ConfigModule.forRoot({
+      isGlobal: true,
+      envFilePath: ['.env.local', '.env.prod'],
+    }),
     TypeOrmModule.forRootAsync({
       inject: [ConfigService],
       useFactory: (config: ConfigService<IENV, true>) => ({
@@ -29,7 +32,10 @@ import { ThrottlerGuard, ThrottlerModule } from '@nestjs/throttler';
         database: config.get('POSTGRES_DB'),
         autoLoadEntities: true,
         synchronize: true,
-        ssl: true
+        ssl:
+          config.get('NODE_ENVIRONMENT') == ENVIRONMENT.PRODUCTION
+            ? true
+            : false,
       }),
     }),
     BullModule.forRootAsync({
diff --git a/src/auth/auth-session.service.ts b/src/auth/auth-session.service.ts
index 5d099e5..5caeb91 100644
--- a/src/auth/auth-session.service.ts
+++ b/src/auth/auth-session.service.ts
@@ -1,4 +1,4 @@
-import { Injectable } from '@nestjs/common';
+import { Injectable, UnprocessableEntityException } from '@nestjs/common';
 import { IAuthSession } from './interfaces/auth-session.interface';
 import { RedisService } from 'src/redis/redis.service';
 import {
@@ -21,17 +21,21 @@ export class AuthSessionService {
       const userSessionKey = `${USER_SESSIONS_PREFIX}${data.userId}`;
       const userSessionsValue = sessionId;
 
-      await this.redisService.set({
+      const authSession = await this.redisService.set({
         key: authSessionKey,
         value: authSessionValue,
         ttl: AUTH_SESSION_TTL,
       });
 
-      await this.redisService.addToSet({
+      if (!authSession) throw new UnprocessableEntityException();
+
+      const userSession = await this.redisService.addToSet({
         key: userSessionKey,
         value: userSessionsValue,
       });
 
+      if (!userSession) throw new UnprocessableEntityException();
+
       return sessionId;
     } catch (error) {
       return null;
diff --git a/src/commons/interfaces/env.ts b/src/commons/interfaces/env.ts
index ab5aafd..cf075a0 100644
--- a/src/commons/interfaces/env.ts
+++ b/src/commons/interfaces/env.ts
@@ -1,6 +1,6 @@
 interface IENV {
   // App
-  NODE_ENVIRONMENT: 'local' | 'docker' | 'dev' | 'staging' | 'prod';
+  NODE_ENVIRONMENT: 'local' | 'docker' | 'development' | 'staging' | 'production';
   APP_PORT: number;
   APP_KEY: string;
   ENABLE_RATE_LIMITING: string;
diff --git a/src/constants/index.ts b/src/constants/index.ts
index 0c34fd1..3ba8e7b 100644
--- a/src/constants/index.ts
+++ b/src/constants/index.ts
@@ -1,9 +1,17 @@
-export const AUTH_SESSION_PREFIX = 'auth:session:'
-export const USER_SESSIONS_PREFIX = 'user:sessions:'
-export const MESSAGE_FROM_PAST_DEFAULT_EMAIL_SUBJECT = 'Message from your past'
+export const AUTH_SESSION_PREFIX = 'auth:session:';
+export const USER_SESSIONS_PREFIX = 'user:sessions:';
+export const MESSAGE_FROM_PAST_DEFAULT_EMAIL_SUBJECT = 'Message from your past';
 
 export const AUTH_SESSION_TTL = 60 * 60 * 24; // 1 day
 
+export enum ENVIRONMENT {
+  LOCAL = 'local',
+  DOCKER = 'docker',
+  DEVELOPMENT = 'development',
+  STAGING = 'staging',
+  PRODUCTION = 'production',
+}
+
 export enum EMAIL_TEMPLATES {
   SIGNIN_MAGIC_LINK = 'signin_magic_link',
   MESSAGE_TO_FUTURE = 'message_to_future',
diff --git a/src/redis/redis.service.ts b/src/redis/redis.service.ts
index dd3313b..b78e8cf 100644
--- a/src/redis/redis.service.ts
+++ b/src/redis/redis.service.ts
@@ -15,7 +15,7 @@ export class RedisService {
     const redisPassword = this.configService.get('REDIS_PASSWORD');
     const redisHost = this.configService.get('REDIS_HOST');
     const redisPort = this.configService.get('REDIS_PORT');
-
+    
     if (redisUser && redisPassword) {
       this.redisUrl = `redis://${redisUser}:${redisPassword}@${redisHost}:${redisPort}`;
     } else {