diff --git a/schemas/2019-01-01-preview/Microsoft.SecurityInsights.json b/schemas/2019-01-01-preview/Microsoft.SecurityInsights.json
index 98443f8f11..af13532c5f 100644
--- a/schemas/2019-01-01-preview/Microsoft.SecurityInsights.json
+++ b/schemas/2019-01-01-preview/Microsoft.SecurityInsights.json
@@ -3439,6 +3439,10 @@
           ],
           "description": "User information that made some action"
         },
+        "uploadStatus": {
+          "type": "string",
+          "description": "The status of the Watchlist upload : New, InProgress or Complete. Pls note : When a Watchlist upload status is equal to InProgress, the Watchlist cannot be deleted"
+        },
         "watchlistAlias": {
           "type": "string",
           "description": "The alias of the watchlist"
@@ -3447,6 +3451,17 @@
           "type": "string",
           "description": "The id (a Guid) of the watchlist"
         },
+        "watchlistItemsCount": {
+          "oneOf": [
+            {
+              "type": "integer"
+            },
+            {
+              "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
+            }
+          ],
+          "description": "The number of Watchlist Items in the Watchlist"
+        },
         "watchlistType": {
           "type": "string",
           "description": "The type of the watchlist"
@@ -3503,4 +3518,4 @@
       "description": "Microsoft.SecurityInsights/watchlists/watchlistItems"
     }
   }
-}
\ No newline at end of file
+}
diff --git a/schemas/2020-01-01/Microsoft.SecurityInsights.json b/schemas/2020-01-01/Microsoft.SecurityInsights.json
index 9adc8e1848..b2b2bc0c34 100644
--- a/schemas/2020-01-01/Microsoft.SecurityInsights.json
+++ b/schemas/2020-01-01/Microsoft.SecurityInsights.json
@@ -1682,4 +1682,4 @@
       "description": "User information that made some action"
     }
   }
-}
\ No newline at end of file
+}