diff --git a/types/body-parser/index.d.ts b/types/body-parser/index.d.ts
index 2056c89b22..497f3c8dc7 100644
--- a/types/body-parser/index.d.ts
+++ b/types/body-parser/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/expressjs/body-parser
 // Definitions by: Santi Albo <https://github.com/santialbo>, Vilic Vane <https://github.com/vilic>, Jonathan Häberle <https://github.com/dreampulse>, Gevik Babakhani <https://github.com/blendsdk>, Tomasz Łaziuk <https://github.com/tlaziuk>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
 
 /// <reference types="node" />
 
diff --git a/types/documentdb-session/index.d.ts b/types/documentdb-session/index.d.ts
index 69914bdc6c..ed64df8921 100644
--- a/types/documentdb-session/index.d.ts
+++ b/types/documentdb-session/index.d.ts
@@ -2,7 +2,7 @@
 // Project: https://github.com/dwhieb/documentdb-session#readme
 // Definitions by: Daniel Rosenwasser <https://github.com/DanielRosenwasser>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 2.2
+// TypeScript Version: 2.3
 
 import session = require("express-session");
 
diff --git a/types/egg/index.d.ts b/types/egg/index.d.ts
index badb306c08..fe0539e4c1 100644
--- a/types/egg/index.d.ts
+++ b/types/egg/index.d.ts
@@ -2,7 +2,7 @@
 // Project: https://github.com/eggjs/egg
 // Definitions by: Eward Song <https://github.com/sheperdwind>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 2.2
+// TypeScript Version: 2.3
 
 import * as accepts from 'accepts';
 import * as KoaApplication from 'koa';
diff --git a/types/express-brute-redis/index.d.ts b/types/express-brute-redis/index.d.ts
index 72d0458ddd..a03c589123 100644
--- a/types/express-brute-redis/index.d.ts
+++ b/types/express-brute-redis/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/AdamPflug/express-brute-redis
 // Definitions by: Scott Harwell <https://github.com/scottharwell>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
 
 import { ClientOpts } from "redis";
 
diff --git a/types/express-enforces-ssl/index.d.ts b/types/express-enforces-ssl/index.d.ts
index f4c1d424a4..271485b61c 100644
--- a/types/express-enforces-ssl/index.d.ts
+++ b/types/express-enforces-ssl/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/aredo/express-enforces-ssl
 // Definitions by: Kevin Stubbs <https://github.com/kevinstubbs>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
 
 import { Request, Response, NextFunction } from 'express';
 
diff --git a/types/express-mongo-sanitize/index.d.ts b/types/express-mongo-sanitize/index.d.ts
index 354b6830dd..c7c76d32c5 100644
--- a/types/express-mongo-sanitize/index.d.ts
+++ b/types/express-mongo-sanitize/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/fiznool/express-mongo-sanitize#readme
 // Definitions by: Eric Byers <https://github.com/ericbyers>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
 
 import express = require('express');
 
diff --git a/types/express-rate-limit/index.d.ts b/types/express-rate-limit/index.d.ts
index 5ae2013aef..cb0d16ec61 100644
--- a/types/express-rate-limit/index.d.ts
+++ b/types/express-rate-limit/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/nfriedly/express-rate-limit
 // Definitions by: Cyril Schumacher <https://github.com/cyrilschumacher>, makepost <https://github.com/makepost>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
 
 import express = require("express");
 
diff --git a/types/express-sanitized/index.d.ts b/types/express-sanitized/index.d.ts
index abb6be788a..c120c3b09f 100644
--- a/types/express-sanitized/index.d.ts
+++ b/types/express-sanitized/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/askhogan/express-sanitized
 // Definitions by: Chris Barth <https://github.com/cjbarth>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
 
 import * as express from "express";
 
diff --git a/types/express-serve-static-core/index.d.ts b/types/express-serve-static-core/index.d.ts
index 00597aa17c..22ec0d01ee 100644
--- a/types/express-serve-static-core/index.d.ts
+++ b/types/express-serve-static-core/index.d.ts
@@ -174,7 +174,12 @@ interface RequestRanges extends Array<ByteRange> { type: string; }
 
 interface Errback { (err: Error): void; }
 
-interface Request extends http.IncomingMessage, Express.Request {
+interface Request<
+    Body = any,
+    Query = any,
+    Params = any,
+    Cookies = any
+> extends http.IncomingMessage, Express.Request {
 
     /**
         * Return request header.
@@ -435,14 +440,14 @@ interface Request extends http.IncomingMessage, Express.Request {
     xhr: boolean;
 
     //body: { username: string; password: string; remember: boolean; title: string; };
-    body: any;
+    body: Body;
 
     //cookies: { string; remember: boolean; };
-    cookies: any;
+    cookies: Cookies;
 
     method: string;
 
-    params: any;
+    params: Params;
 
     /**
         * Clear cookie `name`.
@@ -452,7 +457,7 @@ interface Request extends http.IncomingMessage, Express.Request {
         */
     clearCookie(name: string, options?: any): Response;
 
-    query: any;
+    query: Query;
 
     route: any;
 
diff --git a/types/express-session/index.d.ts b/types/express-session/index.d.ts
index 1a4d473a44..8c5faa7873 100644
--- a/types/express-session/index.d.ts
+++ b/types/express-session/index.d.ts
@@ -3,6 +3,7 @@
 // Definitions by: Hiroki Horiuchi <https://github.com/horiuchi>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // Definitions by: Jacob Bogers <https://github.com/jacobbogers
+// TypeScript Version: 2.3
 
 /// <reference types="node" />
 
diff --git a/types/express/express-tests.ts b/types/express/express-tests.ts
index 0c1081b49b..d578a24886 100644
--- a/types/express/express-tests.ts
+++ b/types/express/express-tests.ts
@@ -17,9 +17,10 @@ namespace express_tests {
         next();
     });
 
-    app.use((err: any, req: express.Request, res: express.Response, next: express.NextFunction) => {
-        console.error(err);
-        next(err);
+    app.use((err: any, req: express.Request<{ hello: string; }>, res: express.Response, next: express.NextFunction) => {
+    console.log(req.body.hello);
+    console.error(err);
+    next(err);
     });
 
     app.get('/', (req, res) => {
diff --git a/types/express/index.d.ts b/types/express/index.d.ts
index 59f60e92df..66bf4180c8 100644
--- a/types/express/index.d.ts
+++ b/types/express/index.d.ts
@@ -2,7 +2,7 @@
 // Project: http://expressjs.com
 // Definitions by: Boris Yankov <https://github.com/borisyankov>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 2.2
+// TypeScript Version: 2.3
 
 /* =================== USAGE ===================
 
@@ -76,7 +76,12 @@ declare namespace e {
     interface IRouterMatcher<T> extends core.IRouterMatcher<T> { }
     interface MediaType extends core.MediaType { }
     interface NextFunction extends core.NextFunction { }
-    interface Request extends core.Request { }
+    interface Request<
+        Body = any,
+        Query = any,
+        Params = any,
+        Cookies = any
+    > extends core.Request<Body, Query, Params, Cookies> { }
     interface RequestHandler extends core.RequestHandler { }
     interface RequestParamHandler extends core.RequestParamHandler { }
     export interface Response extends core.Response { }
diff --git a/types/i18n/index.d.ts b/types/i18n/index.d.ts
index 03dceb40e9..0ddc39ffbf 100644
--- a/types/i18n/index.d.ts
+++ b/types/i18n/index.d.ts
@@ -3,6 +3,7 @@
 // Definitions by: Maxime LUCE <https://github.com/SomaticIT>
 //                 FindQ <https://github.com/FindQ>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
 
 declare namespace i18n {
     interface ConfigurationOptions {
diff --git a/types/koa-morgan/index.d.ts b/types/koa-morgan/index.d.ts
index b4be38122b..f52baa788c 100644
--- a/types/koa-morgan/index.d.ts
+++ b/types/koa-morgan/index.d.ts
@@ -2,7 +2,7 @@
 // Project: https://github.com/koa-modules/morgan
 // Definitions by: Vesa Poikajärvi <https://github.com/vesse>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 2.1
+// TypeScript Version: 2.3
 
 import { IncomingMessage, ServerResponse } from 'http';
 import * as Koa from 'koa';
diff --git a/types/morgan/index.d.ts b/types/morgan/index.d.ts
index 097758465a..1558f24ee4 100644
--- a/types/morgan/index.d.ts
+++ b/types/morgan/index.d.ts
@@ -3,7 +3,7 @@
 // Definitions by: James Roland Cabresos <https://github.com/staticfunction>
 //                 Paolo Scanferla <https://github.com/pscanf>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 2.2
+// TypeScript Version: 2.3
 
 import express = require('express');
 
diff --git a/types/multer/index.d.ts b/types/multer/index.d.ts
index d6e73f9ddf..5c300a5585 100644
--- a/types/multer/index.d.ts
+++ b/types/multer/index.d.ts
@@ -6,7 +6,7 @@
 //                 Michael Ledin <https://github.com/mxl>
 //                 HyunSeob Lee <https://github.com/hyunseob>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 2.1
+// TypeScript Version: 2.3
 
 import * as express from 'express';
 
diff --git a/types/node-common-errors/index.d.ts b/types/node-common-errors/index.d.ts
index 7ee4f0450e..06bcb9e754 100644
--- a/types/node-common-errors/index.d.ts
+++ b/types/node-common-errors/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/shutterstock/node-errors
 // Definitions by: Ian Copp <https://github.com/icopp>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
 
 import * as express from 'express';
 
diff --git a/types/node-ral/index.d.ts b/types/node-ral/index.d.ts
index 27bad13293..5714de2bb8 100644
--- a/types/node-ral/index.d.ts
+++ b/types/node-ral/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/fex-team/node-ral
 // Definitions by: ssddi456 <https://github.com/ssddi456>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
 
 import { EventEmitter } from 'events';
 import { Request, Response, NextFunction } from "express";
diff --git a/types/oauth2-server/index.d.ts b/types/oauth2-server/index.d.ts
index 74f93e81b1..93e3e9398b 100644
--- a/types/oauth2-server/index.d.ts
+++ b/types/oauth2-server/index.d.ts
@@ -3,6 +3,7 @@
 // Definitions by:  Robbie Van Gorkom <https://github.com/vangorra>,
 //                  Charles Irick <https://github.com/cirick>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
 
 import { Request, RequestHandler } from "express";
 
diff --git a/types/optics-agent/index.d.ts b/types/optics-agent/index.d.ts
index 83f7817bb9..496437994f 100644
--- a/types/optics-agent/index.d.ts
+++ b/types/optics-agent/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/apollostack/optics-agent-js#readme
 // Definitions by: Crevil <https://github.com/crevil>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
 
 import { GraphQLSchema } from "graphql";
 import { Request, Response } from "express";
diff --git a/types/passport-client-cert/index.d.ts b/types/passport-client-cert/index.d.ts
index 8428545a8f..7ec8153651 100644
--- a/types/passport-client-cert/index.d.ts
+++ b/types/passport-client-cert/index.d.ts
@@ -2,7 +2,7 @@
 // Project: https://github.com/ripjar/passport-client-cert
 // Definitions by: Sean Warner <https://github.com/warnersean>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 2.1
+// TypeScript Version: 2.3
 
 import { Strategy as PassportStrategy } from 'passport-strategy';
 import { Request } from 'express';
diff --git a/types/passport-discord/index.d.ts b/types/passport-discord/index.d.ts
index 8cc99df36d..66b9474a2d 100644
--- a/types/passport-discord/index.d.ts
+++ b/types/passport-discord/index.d.ts
@@ -2,7 +2,7 @@
 // Project: https://github.com/nicholastay/passport-discord#readme
 // Definitions by: Gonthier Renaud <https://github.com/kzay>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 2.2
+// TypeScript Version: 2.3
 /** Declaration file generated by dts-gen */
 
 import * as passport from 'passport';
diff --git a/types/passport-facebook/index.d.ts b/types/passport-facebook/index.d.ts
index 184e4711e2..5d20f0d39c 100644
--- a/types/passport-facebook/index.d.ts
+++ b/types/passport-facebook/index.d.ts
@@ -2,7 +2,7 @@
 // Project: https://github.com/jaredhanson/passport-facebook
 // Definitions by: James Roland Cabresos <https://github.com/staticfunction>, Lucas Acosta <https://github.com/lucasmacosta>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 2.2
+// TypeScript Version: 2.3
 
 import passport = require('passport');
 import express = require('express');
diff --git a/types/passport-github/index.d.ts b/types/passport-github/index.d.ts
index 0b0880bb05..c4a253016f 100644
--- a/types/passport-github/index.d.ts
+++ b/types/passport-github/index.d.ts
@@ -2,7 +2,7 @@
 // Project: https://github.com/jaredhanson/passport-github
 // Definitions by: Yasunori Ohoka <https://github.com/yasupeke>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 2.2
+// TypeScript Version: 2.3
 
 import passport = require('passport');
 import express = require('express');
diff --git a/types/passport-github2/index.d.ts b/types/passport-github2/index.d.ts
index 45d50bb7e0..b0310a6f3b 100644
--- a/types/passport-github2/index.d.ts
+++ b/types/passport-github2/index.d.ts
@@ -3,7 +3,7 @@
 // Definitions by: Yasunori Ohoka <https://github.com/yasupeke>
 //                 Maarten Mulders <https://github.com/mthmulders>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 2.2
+// TypeScript Version: 2.3
 
 import passport = require('passport');
 import express = require('express');
diff --git a/types/passport-oauth2/index.d.ts b/types/passport-oauth2/index.d.ts
index 6be0c6ad44..09facb2ef7 100644
--- a/types/passport-oauth2/index.d.ts
+++ b/types/passport-oauth2/index.d.ts
@@ -2,7 +2,7 @@
 // Project: https://github.com/jaredhanson/passport-oauth2#readme
 // Definitions by: Pasi Eronen <https://github.com/pasieronen>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 2.2
+// TypeScript Version: 2.3
 
 import { Request } from 'express';
 import { Strategy } from 'passport';
diff --git a/types/passport-saml/index.d.ts b/types/passport-saml/index.d.ts
index aae361373b..e93869ca87 100644
--- a/types/passport-saml/index.d.ts
+++ b/types/passport-saml/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/bergie/passport-saml
 // Definitions by: Chris Barth <https://github.com/cjbarth>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
 
 import passport = require('passport');
 import express = require('express');
diff --git a/types/passport-unique-token/index.d.ts b/types/passport-unique-token/index.d.ts
index ace65042f1..081a85b29d 100644
--- a/types/passport-unique-token/index.d.ts
+++ b/types/passport-unique-token/index.d.ts
@@ -3,7 +3,7 @@
 // Definitions by: briman0094 <https://github.com/briman0094>
 //                 Maxime LUCE <https://github.com/SomaticIT>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 2.2
+// TypeScript Version: 2.3
 
 import passport = require('passport');
 import express = require('express');
diff --git a/types/swagger-node-runner/index.d.ts b/types/swagger-node-runner/index.d.ts
index 92ee7919dd..89af13679d 100644
--- a/types/swagger-node-runner/index.d.ts
+++ b/types/swagger-node-runner/index.d.ts
@@ -2,7 +2,7 @@
 // Project: https://www.npmjs.com/package/swagger-node-runner
 // Definitions by: Michael Mrowetz <https://github.com/micmro>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 2.2
+// TypeScript Version: 2.3
 
 /* =================== USAGE ===================
 
diff --git a/types/yog-log/index.d.ts b/types/yog-log/index.d.ts
index ff30bc4b8a..28430cf71e 100644
--- a/types/yog-log/index.d.ts
+++ b/types/yog-log/index.d.ts
@@ -2,7 +2,7 @@
 // Project: https://github.com/fex-team/yog-log
 // Definitions by: ssddi456 <https://github.com/ssddi456>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 2.2
+// TypeScript Version: 2.3
 
 import { Request, Response, NextFunction } from "express";
 
diff --git a/types/yog2-kernel/index.d.ts b/types/yog2-kernel/index.d.ts
index 9b1076dd7b..ea12cc4da9 100644
--- a/types/yog2-kernel/index.d.ts
+++ b/types/yog2-kernel/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/fex-team/yog2-kernel
 // Definitions by: ssddi456 <https://github.com/ssddi456>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
 
 import * as express from "express";
 import * as _ from "lodash";