diff --git a/json-schema/schema.json b/json-schema/schema.json
index d6199dd..1f183b8 100644
--- a/json-schema/schema.json
+++ b/json-schema/schema.json
@@ -252,7 +252,8 @@
           "type": "number"
         },
         "count": {
-          "type": "integer"
+          "type": "integer",
+          "minimum": 0
         },
         "maximum": {
           "type": "number"
@@ -269,4 +270,4 @@
       }
     }
   }
-}
\ No newline at end of file
+}