diff --git a/types/aws-lambda/common/api-gateway.d.ts b/types/aws-lambda/common/api-gateway.d.ts
index d42dd660d8..f6090f2b5e 100644
--- a/types/aws-lambda/common/api-gateway.d.ts
+++ b/types/aws-lambda/common/api-gateway.d.ts
@@ -10,22 +10,7 @@ export interface APIGatewayEventRequestContext {
     eventType?: string;
     extendedRequestId?: string;
     httpMethod: string;
-    identity: {
-        accessKey: string | null;
-        accountId: string | null;
-        apiKey: string | null;
-        apiKeyId: string | null;
-        caller: string | null;
-        cognitoAuthenticationProvider: string | null;
-        cognitoAuthenticationType: string | null;
-        cognitoIdentityId: string | null;
-        cognitoIdentityPoolId: string | null;
-        principalOrgId: string | null;
-        sourceIp: string;
-        user: string | null;
-        userAgent: string | null;
-        userArn: string | null;
-    };
+    identity: APIGatewayEventIdentity;
     messageDirection?: string;
     messageId?: string | null;
     path: string;
@@ -38,6 +23,23 @@ export interface APIGatewayEventRequestContext {
     routeKey?: string;
 }
 
+export interface APIGatewayEventIdentity {
+    accessKey: string | null;
+    accountId: string | null;
+    apiKey: string | null;
+    apiKeyId: string | null;
+    caller: string | null;
+    cognitoAuthenticationProvider: string | null;
+    cognitoAuthenticationType: string | null;
+    cognitoIdentityId: string | null;
+    cognitoIdentityPoolId: string | null;
+    principalOrgId: string | null;
+    sourceIp: string;
+    user: string | null;
+    userAgent: string | null;
+    userArn: string | null;
+}
+
 /**
  * http://docs.aws.amazon.com/apigateway/latest/developerguide/use-custom-authorizer.html#api-gateway-custom-authorizer-output
  */