diff --git a/types/react-native-communications/index.d.ts b/types/react-native-communications/index.d.ts
index d50ce419a0..a6c572174d 100644
--- a/types/react-native-communications/index.d.ts
+++ b/types/react-native-communications/index.d.ts
@@ -1,11 +1,12 @@
 // Type definitions for react-native-communications 2.2
 // Project: https://github.com/anarchicknight/react-native-communications
 // Definitions by: HuHuanming <https://github.com/huhuanming>
+//                 Paito <https://github.com/PaitoAnderson>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.3
 
 export function phonecall(phoneNumber: string, isPrompt: boolean): void;
-export function email(to: string, cc: string, bcc: string, subject: string, body: string): void;
+export function email(to: string[] | null, cc: string[]| null, bcc: string[] | null, subject: string | null, body: string | null): void;
 export function text(phoneNumber?: string | null, body?: string | null): void;
 export function textWithoutEncoding(phoneNumber?: string | null, body?: string | null): void;
 export function web(address?: string | null): void;
diff --git a/types/react-native-communications/react-native-communications-tests.ts b/types/react-native-communications/react-native-communications-tests.ts
index 754f8a5a0c..edad4ad933 100644
--- a/types/react-native-communications/react-native-communications-tests.ts
+++ b/types/react-native-communications/react-native-communications-tests.ts
@@ -2,7 +2,7 @@ import { phonecall, email, text, textWithoutEncoding, web } from 'react-native-c
 
 phonecall('123456789', true);
 
-email('a@example.com', 'a@example.com', 'a@example.com', 'subject', 'body');
+email(['a@example.com'], null, ['a@example.com'], 'subject', null);
 
 text();
 text('123456789');