diff --git a/cloudfeaster/spider.py b/cloudfeaster/spider.py
index f74ee78..e1b7fe2 100644
--- a/cloudfeaster/spider.py
+++ b/cloudfeaster/spider.py
@@ -77,7 +77,6 @@ def get_validated_metadata(cls):
         if crawl_method_arg_names is None:
             message_detail = "crawl() method arg names not found"
             raise SpiderMetadataError(cls, message_detail=message_detail)
-        crawl_method_arg_names = sets.Set(crawl_method_arg_names)
 
         identifying_factors = metadata.get("identifying_factors", {})
         authenticating_factors = metadata.get("authenticating_factors", {})