diff --git a/lib/open_api_import.rb b/lib/open_api_import.rb
index 1e2ec20..de809e6 100644
--- a/lib/open_api_import.rb
+++ b/lib/open_api_import.rb
@@ -467,7 +467,7 @@ def self.from(swagger_file, create_method_name: :operation_id, include_responses
               paramst.concat params
               params = paramst
             end
-
+            params.uniq!
             output << "def self.#{method_name} (#{params.join(", ")})"
 
             output << "{"
diff --git a/open_api_import.gemspec b/open_api_import.gemspec
index c755bb4..eead3a7 100644
--- a/open_api_import.gemspec
+++ b/open_api_import.gemspec
@@ -1,6 +1,6 @@
 Gem::Specification.new do |s|
   s.name        = 'open_api_import'
-  s.version     = '0.10.1'
+  s.version     = '0.10.2'
   s.summary     = "OpenApiImport -- Import a Swagger or Open API file and create a Ruby Request Hash file including all requests and responses with all the examples. The file can be in JSON or YAML"
   s.description = "OpenApiImport -- Import a Swagger or Open API file and create a Ruby Request Hash file including all requests and responses with all the examples. The file can be in JSON or YAML"
   s.authors     = ["Mario Ruiz"]