diff --git a/rswag-specs/lib/rswag/specs/request_factory.rb b/rswag-specs/lib/rswag/specs/request_factory.rb
index 30c423e..523b50f 100644
--- a/rswag-specs/lib/rswag/specs/request_factory.rb
+++ b/rswag-specs/lib/rswag/specs/request_factory.rb
@@ -118,7 +118,8 @@ module Rswag
 
       def build_query_string_part(param, value)
         name = param[:name]
-        return "#{name}=#{value}" unless param.dig(:schema, :type)&.to_sym == :array
+        type = param[:type] || param.dig(:schema, :type)
+        return "#{name}=#{value}" unless type&.to_sym == :array
 
         case param[:collectionFormat]
         when :ssv