diff --git a/types/passport-bnet/index.d.ts b/types/passport-bnet/index.d.ts
index 86255c782d..e7ffaaedce 100644
--- a/types/passport-bnet/index.d.ts
+++ b/types/passport-bnet/index.d.ts
@@ -4,7 +4,7 @@
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.3
 
-import { Strategy as OAuth2Strategy, VerifyFunction, VerifyFunctionWithRequest } from 'passport-oauth2';
+import { Strategy as OAuth2Strategy, VerifyFunction, VerifyFunctionWithRequest, _StrategyOptionsBase } from 'passport-oauth2';
 
 declare class BnetStrategy extends OAuth2Strategy {
     constructor(options: BnetStrategy.StrategyOptions, verify: VerifyFunction);
@@ -12,17 +12,12 @@ declare class BnetStrategy extends OAuth2Strategy {
 }
 
 declare namespace BnetStrategy {
-    interface _BaseBnetOptions {
-        region?: string;
-
-        scopeSeparator?: string;
-        customHeaders?: object;
-        authorizationURL?: string;
-        tokenURL?: string;
-        scope?: string;
+    // passport--bnet accepts any options that passport-oauth2 accepts, but add the option region and makes authorizationURL and tokenURL optional
+    interface _BaseBnetOptions extends Partial<_StrategyOptionsBase> {
         clientID: string;
         clientSecret: string;
-        callbackURL?: string;
+
+        region?: string;
     }
 
     interface StrategyOptions extends _BaseBnetOptions {
diff --git a/types/passport-bnet/passport-bnet-tests.ts b/types/passport-bnet/passport-bnet-tests.ts
index 06c0ffccec..b02cf40519 100644
--- a/types/passport-bnet/passport-bnet-tests.ts
+++ b/types/passport-bnet/passport-bnet-tests.ts
@@ -6,11 +6,9 @@ import { Strategy as OAuth2Strategy, VerifyCallback } from "passport-oauth2";
 import { Request } from "express";
 
 const strategyOptions1: StrategyOptions = {
-    authorizationURL: 'http://www.example.com/auth',
     callbackURL: 'http://www.example.com/callback',
     clientID: 'dummy',
     clientSecret: 'secret',
-    tokenURL: 'http://www.example.com/token',
     region: 'us',
     scope: "email",
     scopeSeparator: ' ',
diff --git a/types/passport-github2/index.d.ts b/types/passport-github2/index.d.ts
index 0b2c1f6a5d..4ca8e93124 100644
--- a/types/passport-github2/index.d.ts
+++ b/types/passport-github2/index.d.ts
@@ -3,12 +3,14 @@
 // Definitions by: Yasunori Ohoka <https://github.com/yasupeke>
 //                 Maarten Mulders <https://github.com/mthmulders>
 //                 Christoph Werner <https://github.com/codepunkt>
+//                 Ivan Fernandes <https://github.com/ivan94>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.8
 
 import passport = require('passport');
 import oauth2 = require('passport-oauth2');
 import express = require('express');
+import { OutgoingHttpHeaders } from 'http';
 
 export interface Profile extends passport.Profile {
     profileUrl: string;
@@ -25,7 +27,7 @@ export interface StrategyOption extends passport.AuthenticateOptions {
     authorizationURL?: string;
     tokenURL?: string;
     scopeSeparator?: string;
-    customHeaders?: string;
+    customHeaders?: OutgoingHttpHeaders;
     userProfileURL?: string;
 }
 
@@ -46,7 +48,7 @@ export interface _StrategyOptionsBase extends OAuth2StrategyOptionsWithoutRequir
     authorizationURL?: string;
     tokenURL?: string;
     scopeSeparator?: string;
-    customHeaders?: string;
+    customHeaders?: OutgoingHttpHeaders;
     userProfileURL?: string;
 }
 
diff --git a/types/passport-oauth2/index.d.ts b/types/passport-oauth2/index.d.ts
index d985852bd6..28a1a06348 100644
--- a/types/passport-oauth2/index.d.ts
+++ b/types/passport-oauth2/index.d.ts
@@ -3,12 +3,14 @@
 // Definitions by: Pasi Eronen <https://github.com/pasieronen>
 //                 Wang Zishi <https://github.com/WangZishi>
 //                 Eduardo AC <https://github.com/EduardoAC>
+//                 Ivan Fernandes <https://github.com/ivan94>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.3
 
 import { Request } from 'express';
 import { Strategy } from 'passport';
 import { OAuth2 } from 'oauth';
+import { OutgoingHttpHeaders } from 'http';
 
 declare class OAuth2Strategy extends Strategy {
     name: string;
@@ -32,6 +34,23 @@ declare class OAuth2Strategy extends Strategy {
 }
 
 declare namespace OAuth2Strategy {
+    interface Metadata {
+        authorizationURL: string;
+        tokenURL: string;
+        clientID: string;
+    }
+
+    type StateStoreStoreCallback = (err: Error | null, state: any) => void;
+    type StateStoreVerifyCallback = (err: Error, ok: boolean, state: any) => void;
+
+    interface StateStore {
+        store(req: Request, callback: StateStoreStoreCallback): void;
+        store(req: Request, meta: Metadata, callback: StateStoreStoreCallback): void;
+
+        verify(req: Request, state: string, callback: StateStoreVerifyCallback): void;
+        verify(req: Request, state: string, meta: Metadata, callback: StateStoreVerifyCallback): void;
+    }
+
     type VerifyCallback = (err?: Error | null, user?: object, info?: object) => void;
 
     type VerifyFunction =
@@ -47,6 +66,12 @@ declare namespace OAuth2Strategy {
         clientID: string;
         clientSecret: string;
         callbackURL?: string;
+        customHeaders?: OutgoingHttpHeaders;
+        scope?: string | string[];
+        scopeSeparator?: string;
+        sessionKey?: string;
+        store?: StateStore;
+        state?: any;
     }
     interface StrategyOptions extends _StrategyOptionsBase {
         passReqToCallback?: false;
diff --git a/types/passport-oauth2/passport-oauth2-tests.ts b/types/passport-oauth2/passport-oauth2-tests.ts
index 864b2cb9d6..30faeebda0 100644
--- a/types/passport-oauth2/passport-oauth2-tests.ts
+++ b/types/passport-oauth2/passport-oauth2-tests.ts
@@ -1,5 +1,6 @@
 import OAuth2Strategy = require('passport-oauth2');
-import { Strategy, StrategyOptions, StrategyOptionsWithRequest, VerifyCallback, AuthorizationError, TokenError, InternalOAuthError } from 'passport-oauth2';
+import { Strategy, StrategyOptions, StrategyOptionsWithRequest, VerifyCallback, AuthorizationError, TokenError,
+    InternalOAuthError, Metadata, StateStore, StateStoreStoreCallback, StateStoreVerifyCallback } from 'passport-oauth2';
 import { Strategy as PassportStrategy } from 'passport';
 import { Request } from 'express';
 
@@ -56,3 +57,34 @@ class MyStrategy extends OAuth2Strategy {
         this._oauth2.get('http://www.example.com/profile', 'token', (err, result, response) => response);
     }
 }
+
+const metadata: Metadata = {
+    authorizationURL: 'http://www.example.com/auth',
+    clientID: 'dummy',
+    tokenURL: 'http://www.example.com/token'
+};
+
+class MyStore implements StateStore {
+    store(req: Request, meta: StateStoreStoreCallback | Metadata, callback?: StateStoreStoreCallback): void {}
+    verify(req: Request, state: string, meta: StateStoreVerifyCallback | Metadata, callback?: StateStoreVerifyCallback): void {}
+}
+
+const myStore = new MyStore();
+
+const strategyOptions3: StrategyOptions = {
+    authorizationURL: 'http://www.example.com/auth',
+    clientID: 'dummy',
+    clientSecret: 'secret',
+    tokenURL: 'http://www.example.com/token',
+    callbackURL: 'http://www.example.com/callback',
+    customHeaders: {
+        'content-type': 'text/html'
+    },
+    scope: ['scope1', 'scope2'],
+    scopeSeparator: ' ',
+    sessionKey: 'oauth',
+    state: {id: 1},
+    store: myStore
+};
+
+const strategy5: Strategy = new Strategy(strategyOptions3, verifyFunction2);