diff --git a/types/public-ip/index.d.ts b/types/public-ip/index.d.ts
index 463a1a2d18..58fb81aa93 100644
--- a/types/public-ip/index.d.ts
+++ b/types/public-ip/index.d.ts
@@ -1,12 +1,16 @@
-// Type definitions for public-ip 2.3
+// Type definitions for public-ip 2.4
 // Project: https://github.com/sindresorhus/public-ip#readme
 // Definitions by: BendingBender <https://github.com/BendingBender>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
-export function v4(options?: Options): Promise<string>;
-export function v6(options?: Options): Promise<string>;
+export function v4(options?: Options): CancelablePromise<string>;
+export function v6(options?: Options): CancelablePromise<string>;
 
 export interface Options {
     https?: boolean;
     timeout?: number;
 }
+
+export type CancelablePromise<T> = Promise<T> & {
+    cancel(): void;
+};
diff --git a/types/public-ip/public-ip-tests.ts b/types/public-ip/public-ip-tests.ts
index e7e0540bbe..6e5983bc99 100644
--- a/types/public-ip/public-ip-tests.ts
+++ b/types/public-ip/public-ip-tests.ts
@@ -1,16 +1,17 @@
 import * as publicIp from 'public-ip';
 
-let str: string;
 publicIp.v4().then(ip => {
-    str = ip;
+    ip; // $ExpectType string
 });
-publicIp.v4({https: false, timeout: 10}).then(ip => {
-    str = ip;
+publicIp.v4({ https: false, timeout: 10 }).then(ip => {
+    ip; // $ExpectType string
 });
+publicIp.v4().cancel();
 
 publicIp.v6().then(ip => {
-    str = ip;
+    ip; // $ExpectType string
 });
-publicIp.v6({https: false, timeout: 10}).then(ip => {
-    str = ip;
+publicIp.v6({ https: false, timeout: 10 }).then(ip => {
+    ip; // $ExpectType string
 });
+publicIp.v6().cancel();