diff --git a/apps/course/views/webhook.py b/apps/course/views/webhook.py
index de20185..c4b9397 100644
--- a/apps/course/views/webhook.py
+++ b/apps/course/views/webhook.py
@@ -33,7 +33,7 @@ class RawJSONParser(BaseParser):
     """
     Parser that preserves the raw body bytes for HMAC signature verification.
     """
-    media_type = 'application/json'
+    media_type = '*/*'
     def parse(self, stream, media_type=None, parser_context=None):
         return stream.read()