diff --git a/types/point-in-polygon/index.d.ts b/types/point-in-polygon/index.d.ts
index ceb85ecdec..1a8919b7e1 100644
--- a/types/point-in-polygon/index.d.ts
+++ b/types/point-in-polygon/index.d.ts
@@ -1,8 +1,10 @@
 // Type definitions for point-in-polygon
 // Project: https://github.com/substack/point-in-polygon
-// Definitions by: kogai <https://github.com/kogai>
+// Definitions by: dyst5422 <https://github.com/dyst5422>
+//                 kogai <https://github.com/kogai>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
 declare module 'point-in-polygon' {
-    export default function inside(point: number[], polygon: number[][]): boolean;
+    const inside: (point: number[], polygon: number[][]) => boolean;
+    export = inside;
 }
diff --git a/types/point-in-polygon/point-in-polygon-tests.ts b/types/point-in-polygon/point-in-polygon-tests.ts
index 519b0a39d4..75fdc4ea18 100644
--- a/types/point-in-polygon/point-in-polygon-tests.ts
+++ b/types/point-in-polygon/point-in-polygon-tests.ts
@@ -1,4 +1,4 @@
-import inside from 'point-in-polygon';
+import * as inside from 'point-in-polygon';
 
 const polygon = [ [ 1, 1 ], [ 1, 2 ], [ 2, 2 ], [ 2, 1 ] ];
 const inPolygon: boolean = inside([ 1.5, 1.5 ], polygon);