diff --git a/specification/compute/resource-manager/Microsoft.Compute/stable/2019-07-01/gallery.json b/specification/compute/resource-manager/Microsoft.Compute/stable/2019-07-01/gallery.json
index 271186b61e9a..ad40111669f1 100644
--- a/specification/compute/resource-manager/Microsoft.Compute/stable/2019-07-01/gallery.json
+++ b/specification/compute/resource-manager/Microsoft.Compute/stable/2019-07-01/gallery.json
@@ -2223,9 +2223,6 @@
           "description": "The id of the gallery artifact version source. Can specify a disk uri, snapshot uri, or user image."
         }
       },
-      "required": [
-        "id"
-      ],
       "description": "The gallery artifact version source."
     },
     "GalleryOSDiskImage": {
diff --git a/specification/compute/resource-manager/Microsoft.Compute/stable/2019-12-01/gallery.json b/specification/compute/resource-manager/Microsoft.Compute/stable/2019-12-01/gallery.json
index e9364862f12f..870eff714f3d 100644
--- a/specification/compute/resource-manager/Microsoft.Compute/stable/2019-12-01/gallery.json
+++ b/specification/compute/resource-manager/Microsoft.Compute/stable/2019-12-01/gallery.json
@@ -2278,9 +2278,6 @@
           "description": "The id of the gallery artifact version source. Can specify a disk uri, snapshot uri, or user image."
         }
       },
-      "required": [
-        "id"
-      ],
       "description": "The gallery artifact version source."
     },
     "GalleryOSDiskImage": {