diff --git a/schemas/data-ingress/message-envelope.json b/schemas/data-ingress/message-envelope.json
index 07320ea..cabb07c 100644
--- a/schemas/data-ingress/message-envelope.json
+++ b/schemas/data-ingress/message-envelope.json
@@ -14,7 +14,7 @@
         },
         "data_type": {
             "type": "string",
-            "enum": ["file"],
+            "enum": ["file", "raw"],
             "description": "The type of data contained in this message object"
         },
         "sent_timestamp": {