diff --git a/types/aws-lambda/aws-lambda-tests.ts b/types/aws-lambda/aws-lambda-tests.ts
index ba6ebdc5ac..ad063c20b6 100644
--- a/types/aws-lambda/aws-lambda-tests.ts
+++ b/types/aws-lambda/aws-lambda-tests.ts
@@ -1,12 +1,14 @@
 declare let str: string;
 declare let strOrNull: string | null;
 declare let strOrUndefined: string | undefined;
+declare let strOrUndefinedOrNull: string | undefined | null;
 declare let date: Date;
 declare let anyObj: any;
 declare let num: number;
 declare let error: Error;
 declare let bool: boolean;
 declare let boolOrUndefined: boolean | undefined;
+declare let numOrUndefined: number | undefined;
 declare let apiGwEvtReqCtx: AWSLambda.APIGatewayEventRequestContext;
 declare let apiGwEvtReqCtxOpt: AWSLambda.APIGatewayEventRequestContext | null | undefined;
 declare let apiGwEvt: AWSLambda.APIGatewayEvent;
@@ -80,6 +82,11 @@ declare const scheduledEvent: AWSLambda.ScheduledEvent;
 str = apiGwEvtReqCtx.accountId;
 str = apiGwEvtReqCtx.apiId;
 authResponseContextOpt = apiGwEvtReqCtx.authorizer;
+numOrUndefined = apiGwEvtReqCtx.connectedAt;
+strOrUndefined = apiGwEvtReqCtx.connectionId;
+strOrUndefined = apiGwEvtReqCtx.domainName;
+strOrUndefined = apiGwEvtReqCtx.eventType;
+strOrUndefined = apiGwEvtReqCtx.extendedRequestId;
 str = apiGwEvtReqCtx.httpMethod;
 strOrNull = apiGwEvtReqCtx.identity.accessKey;
 strOrNull = apiGwEvtReqCtx.identity.accountId;
@@ -94,11 +101,15 @@ str = apiGwEvtReqCtx.identity.sourceIp;
 strOrNull = apiGwEvtReqCtx.identity.user;
 strOrNull = apiGwEvtReqCtx.identity.userAgent;
 strOrNull = apiGwEvtReqCtx.identity.userArn;
+strOrUndefined = apiGwEvtReqCtx.messageDirection;
+strOrUndefinedOrNull = apiGwEvtReqCtx.messageId;
 str = apiGwEvtReqCtx.path;
 str = apiGwEvtReqCtx.stage;
 str = apiGwEvtReqCtx.requestId;
+strOrUndefined = apiGwEvtReqCtx.requestTime;
 str = apiGwEvtReqCtx.resourceId;
 str = apiGwEvtReqCtx.resourcePath;
+strOrUndefined = apiGwEvtReqCtx.routeKey;
 
 /* API Gateway Event */
 strOrNull = apiGwEvt.body;
diff --git a/types/aws-lambda/index.d.ts b/types/aws-lambda/index.d.ts
index 52314529bc..3301feebb5 100644
--- a/types/aws-lambda/index.d.ts
+++ b/types/aws-lambda/index.d.ts
@@ -25,6 +25,7 @@
 //                 Trevor Leach <https://github.com/trevor-leach>
 //                 James Gregory <https://github.com/jagregory>
 //                 Erik Dalén <https://github.com/dalen>
+//                 Loïk Gaonac'h <https://github.com/loikg>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.3
 
@@ -33,6 +34,11 @@ export interface APIGatewayEventRequestContext {
     accountId: string;
     apiId: string;
     authorizer?: AuthResponseContext | null;
+    connectedAt: number;
+    connectionId?: string;
+    domainName?: string;
+    eventType?: string;
+    extendedRequestId?: string;
     httpMethod: string;
     identity: {
         accessKey: string | null;
@@ -49,12 +55,16 @@ export interface APIGatewayEventRequestContext {
         userAgent: string | null;
         userArn: string | null;
     };
+    messageDirection?: string;
+    messageId?: string | null;
     path: string;
     stage: string;
     requestId: string;
+    requestTime?: string;
     requestTimeEpoch: number;
     resourceId: string;
     resourcePath: string;
+    routeKey?: string;
 }
 
 // API Gateway "event"