diff --git a/source/index.ts b/source/index.ts
index 6c92c57..41c7336 100644
--- a/source/index.ts
+++ b/source/index.ts
@@ -385,8 +385,8 @@ Object.defineProperties(is, {
 	}
 });
 
+export = is;
+
 // ES module compatibility
 // TODO: Remove this for the next major release
-is.default = is;
-
-export = is;
+exports default is;