diff --git a/authorisation-adjustment-example/src/main/java/com/adyen/checkout/api/WebhookController.java b/authorisation-adjustment-example/src/main/java/com/adyen/checkout/api/WebhookController.java
index e28098d..89e9025 100644
--- a/authorisation-adjustment-example/src/main/java/com/adyen/checkout/api/WebhookController.java
+++ b/authorisation-adjustment-example/src/main/java/com/adyen/checkout/api/WebhookController.java
@@ -48,7 +48,7 @@ public WebhookController(ApplicationProperty applicationProperty) {
      * @return
      */
     @PostMapping("/webhooks/notifications")
-    public ResponseEntity<String> webhooks(@RequestBody String json) throws IOException, RuntimeException, SignatureException, Exception {
+    public ResponseEntity<String> webhooks(@RequestBody String json) throws Exception {
         // from JSON string to object
         var notificationRequest = NotificationRequest.fromJson(json);
 
@@ -161,4 +161,4 @@ private void savePayment(NotificationRequestItem notification) {
     public HMACValidator getHmacValidator() {
         return new HMACValidator();
     }
-}
\ No newline at end of file
+}