diff --git a/dev-docs/bidders/gumgum.md b/dev-docs/bidders/gumgum.md
index 2cbb7a71cc..c129461d0c 100644
--- a/dev-docs/bidders/gumgum.md
+++ b/dev-docs/bidders/gumgum.md
@@ -27,4 +27,5 @@ information.
 | `inScreenPubID`| optional | Publisher ID| `123`        | `integer` |
 | `inSlot`       | optional | Slot ID     | `9`          | `integer` |
 | `video`        | optional | Tracking ID | `'ggumtest'` | `string`  |
+| `videoPubID`   | optional | Publisher ID| `123`        | `integer` |
 | `inVideo`      | optional | Tracking ID | `'ggumtest'` | `string`  |