diff --git a/types.d.ts b/types.d.ts
index 0693bacd..41fd8a58 100644
--- a/types.d.ts
+++ b/types.d.ts
@@ -1,4 +1,5 @@
 declare interface RtlCSSJS {
+  default: RtlCSSJS;
   <T extends object = object>(o: T): T;
 }