diff --git a/src/shared/api/spec/openapi.json b/src/shared/api/spec/openapi.json
index dd7c7c2..0f62d31 100644
--- a/src/shared/api/spec/openapi.json
+++ b/src/shared/api/spec/openapi.json
@@ -7460,7 +7460,8 @@
             "type": "integer",
             "minimum": 1
           }
-        }
+        },
+        "additionalProperties": false
       },
       "StockScreenerItemDto": {
         "type": "object",
@@ -7506,7 +7507,8 @@
           },
           "lot": {
             "type": "integer",
-            "nullable": true
+            "nullable": true,
+            "minimum": 1
           }
         },
         "required": [