diff --git a/lerna.json b/lerna.json
index 0cea51c9788..88d8e083744 100644
--- a/lerna.json
+++ b/lerna.json
@@ -3,5 +3,5 @@
   "packages": [
     "packages/*"
   ],
-  "version": "6.2.4"
+  "version": "6.3.0-next.1"
 }
diff --git a/packages/common/package.json b/packages/common/package.json
index 50fb74d778c..49b4f13f010 100644
--- a/packages/common/package.json
+++ b/packages/common/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@nestjs/common",
-  "version": "6.2.4",
+  "version": "6.3.0-next.1",
   "description": "Nest - modern, fast, powerful node.js web framework (@common)",
   "author": "Kamil Mysliwiec",
   "repository": {
diff --git a/packages/core/injector/module.ts b/packages/core/injector/module.ts
index 8587f8756be..50e4d6247d9 100644
--- a/packages/core/injector/module.ts
+++ b/packages/core/injector/module.ts
@@ -5,12 +5,12 @@ import {
   ClassProvider,
   Controller,
   DynamicModule,
+  ExistingProvider,
   FactoryProvider,
   Injectable,
   NestModule,
   Provider,
   ValueProvider,
-  ExistingProvider,
 } from '@nestjs/common/interfaces';
 import { Type } from '@nestjs/common/interfaces/type.interface';
 import { randomStringGenerator } from '@nestjs/common/utils/random-string-generator.util';
@@ -40,7 +40,7 @@ export class Module {
   private readonly _controllers = new Map<
     string,
     InstanceWrapper<Controller>
-    >();
+  >();
   private readonly _exports = new Set<string | symbol>();
 
   constructor(
@@ -188,14 +188,27 @@ export class Module {
 
   public isCustomProvider(
     provider: Provider,
-  ): provider is ClassProvider | FactoryProvider | ValueProvider | ExistingProvider {
+  ): provider is
+    | ClassProvider
+    | FactoryProvider
+    | ValueProvider
+    | ExistingProvider {
     return !isNil(
-      (provider as ClassProvider | FactoryProvider | ValueProvider | ExistingProvider).provide,
+      (provider as
+        | ClassProvider
+        | FactoryProvider
+        | ValueProvider
+        | ExistingProvider).provide,
     );
   }
 
   public addCustomProvider(
-    provider: (ClassProvider | FactoryProvider | ValueProvider | ExistingProvider) & ProviderName,
+    provider: (
+      | ClassProvider
+      | FactoryProvider
+      | ValueProvider
+      | ExistingProvider) &
+      ProviderName,
     collection: Map<string, any>,
   ): string {
     const name = this.getProviderStaticToken(provider.provide) as string;
@@ -299,7 +312,7 @@ export class Module {
       name as string,
       new InstanceWrapper({
         name,
-        metatype: ((instance) => instance) as any,
+        metatype: (instance => instance) as any,
         instance: null,
         isResolved: false,
         inject: [useExisting],
@@ -326,7 +339,11 @@ export class Module {
   }
 
   public addCustomExportedProvider(
-    provider: FactoryProvider | ValueProvider | ClassProvider | ExistingProvider,
+    provider:
+      | FactoryProvider
+      | ValueProvider
+      | ClassProvider
+      | ExistingProvider,
   ) {
     const provide = provider.provide;
     if (isString(provide) || isSymbol(provide)) {
diff --git a/packages/core/package.json b/packages/core/package.json
index 5445f83a113..f50b83ffedb 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@nestjs/core",
-  "version": "6.2.4",
+  "version": "6.3.0-next.1",
   "description": "Nest - modern, fast, powerful node.js web framework (@core)",
   "author": "Kamil Mysliwiec",
   "license": "MIT",
diff --git a/packages/microservices/package.json b/packages/microservices/package.json
index 1383379486b..f637b2de58c 100644
--- a/packages/microservices/package.json
+++ b/packages/microservices/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@nestjs/microservices",
-  "version": "6.2.4",
+  "version": "6.3.0-next.1",
   "description": "Nest - modern, fast, powerful node.js web framework (@microservices)",
   "author": "Kamil Mysliwiec",
   "license": "MIT",
diff --git a/packages/platform-express/package.json b/packages/platform-express/package.json
index dcf34ae08cb..de7a1dce914 100644
--- a/packages/platform-express/package.json
+++ b/packages/platform-express/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@nestjs/platform-express",
-  "version": "6.2.4",
+  "version": "6.3.0-next.1",
   "description": "Nest - modern, fast, powerful node.js web framework (@platform-express)",
   "author": "Kamil Mysliwiec",
   "license": "MIT",
diff --git a/packages/platform-fastify/package.json b/packages/platform-fastify/package.json
index e6f7a26a229..fd00bc792e1 100644
--- a/packages/platform-fastify/package.json
+++ b/packages/platform-fastify/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@nestjs/platform-fastify",
-  "version": "6.2.4",
+  "version": "6.3.0-next.1",
   "description": "Nest - modern, fast, powerful node.js web framework (@platform-fastify)",
   "author": "Kamil Mysliwiec",
   "license": "MIT",