diff --git a/src/event-handler/index.ts b/src/event-handler/index.ts
index f2b13061..3619a319 100644
--- a/src/event-handler/index.ts
+++ b/src/event-handler/index.ts
@@ -30,7 +30,7 @@ interface EventHandler<TTransformed> {
 }
 
 export function createEventHandler<TTransformed>(
-  options?: Options<TTransformed>
+  options: Options<any, TTransformed>
 ): EventHandler<TTransformed> {
   const state: State = {
     hooks: {},