diff --git a/specs/openapi_preview.json b/specs/openapi_preview.json
index 8155d52..94a66b5 100644
--- a/specs/openapi_preview.json
+++ b/specs/openapi_preview.json
@@ -14383,7 +14383,7 @@
         "properties": {
           "n": {
             "type": "integer",
-            "minimum": 0,
+            "minimum": 1,
             "maximum": 5,
             "format": "int32"
           },