diff --git a/sendgrid/helpers/eventwebhook/__init__.py b/sendgrid/helpers/eventwebhook/__init__.py
index d97604df..82a2cd6b 100644
--- a/sendgrid/helpers/eventwebhook/__init__.py
+++ b/sendgrid/helpers/eventwebhook/__init__.py
@@ -2,6 +2,7 @@
 from ecdsa.util import sigdecode_der
 import base64
 import hashlib
+from .eventwebhook_header import EventWebhookHeader
 
 class EventWebhook:
     """