diff --git a/package.json b/package.json
index e4969ade3..8eb1cf965 100644
--- a/package.json
+++ b/package.json
@@ -46,7 +46,6 @@
 		"@types/gulp-util": "3.0.34",
 		"@types/is-root": "1.0.0",
 		"@types/is-svg": "3.0.0",
-		"@types/is-url": "1.2.28",
 		"@types/js-yaml": "3.12.0",
 		"@types/katex": "0.5.0",
 		"@types/koa": "2.0.48",
diff --git a/src/@types/is-url.d.ts b/src/@types/is-url.d.ts
new file mode 100644
index 000000000..c1ccadd49
--- /dev/null
+++ b/src/@types/is-url.d.ts
@@ -0,0 +1,7 @@
+declare module 'is-url' {
+	function isUrl(string: string): boolean;
+
+	namespace isUrl {} // Hack
+
+	export = isUrl;
+}
diff --git a/src/config/load.ts b/src/config/load.ts
index ba8b4af3c..57cfb8075 100644
--- a/src/config/load.ts
+++ b/src/config/load.ts
@@ -6,7 +6,7 @@ import * as fs from 'fs';
 import { URL } from 'url';
 import * as yaml from 'js-yaml';
 import { Source, Mixin } from './types';
-import isUrl = require('is-url');
+import * as isUrl from 'is-url';
 import * as pkg from '../../package.json';
 
 /**