diff --git a/schemas/api/envelope.json b/schemas/api/envelope.json
index 32f5860..af6131d 100644
--- a/schemas/api/envelope.json
+++ b/schemas/api/envelope.json
@@ -11,11 +11,7 @@
             "description": "Unix timestamp showing when the data was generated, or the time the error was encountered"
         },
         "d": {
-            "description": "Payload data.  Type depends on request endpoint",
-            "anyOf": [
-                {"type": "object"},
-                {"type": "array"}
-            ]
+            "description": "Payload data.  Type depends on request endpoint"
         },
         "e": {
             "type": "object",