diff --git a/specs/compatibility-api/_spec_.yaml b/specs/compatibility-api/_spec_.yaml
index 170f9201e..31acca26a 100644
--- a/specs/compatibility-api/_spec_.yaml
+++ b/specs/compatibility-api/_spec_.yaml
@@ -7288,7 +7288,6 @@ paths:
                 - To
                 - From
                 - Body
-                - MediaUrl
               properties:
                 To:
                   type: string