diff --git a/tests/upstream/json-specs/span.json b/tests/upstream/json-specs/span.json
index e86da9a69..14eea1b15 100644
--- a/tests/upstream/json-specs/span.json
+++ b/tests/upstream/json-specs/span.json
@@ -188,6 +188,9 @@
                 "object"
               ],
               "properties": {
+                "body": {
+                  "description": "The http request body usually as a string, but may be a dictionary for multipart/form-data content"
+                },
                 "id": {
                   "description": "ID holds the unique identifier for the http request.",
                   "type": [