diff --git a/file-url/file-url-tests.ts b/file-url/file-url-tests.ts
new file mode 100644
index 000000000..801d5e703
--- /dev/null
+++ b/file-url/file-url-tests.ts
@@ -0,0 +1,9 @@
+// Copied from https://github.com/sindresorhus/file-url/blob/14c7a69ae3798f50b3a4a21823c86e10b38160fe/readme.md
+
+/// <reference path="file-url.d.ts" />
+
+fileUrl('unicorn.jpg');
+//=> 'file:///Users/sindresorhus/dev/file-url/unicorn.jpg'
+
+fileUrl('/Users/pony/pics/unicorn.jpg');
+//=> 'file:///Users/pony/pics/unicorn.jpg'
diff --git a/file-url/file-url.d.ts b/file-url/file-url.d.ts
new file mode 100644
index 000000000..d0c0dd02c
--- /dev/null
+++ b/file-url/file-url.d.ts
@@ -0,0 +1,16 @@
+// Type definitions for file-url v1.0.1
+// Project: https://github.com/sindresorhus/file-url
+// Definitions by: MEDIA CHECK s.r.o. <http://www.mediacheck.cz/>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+/**
+ * Convert a path to a file URL.
+ */
+declare function fileUrl(path:string):string;
+
+/**
+ * Convert a path to a file URL.
+ */
+declare module "file-url" {
+    export = fileUrl;
+}