diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/LuaClientCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/LuaClientCodegen.java
index d235fd634ca..a930d0bd3b1 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/LuaClientCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/LuaClientCodegen.java
@@ -36,11 +36,11 @@ public class LuaClientCodegen extends DefaultCodegen implements CodegenConfig {
     static Logger LOGGER = LoggerFactory.getLogger(LuaClientCodegen.class);
 
     protected String specFolder = "spec";
-    protected String packageName = "swagger-client";
+    protected String packageName = "openapi-client";
     protected String packageVersion = "1.0.0-1";
     protected String apiDocPath = "docs/";
     protected String modelDocPath = "docs/";
-    protected String luaRocksFilename = "swagger-client-1.0.0-1.rockspec";
+    protected String luaRocksFilename = "openapi-client-1.0.0-1.rockspec";
 
     public CodegenType getTag() {
         return CodegenType.CLIENT;
diff --git a/samples/client/petstore/lua/spec/api_response_spec.lua b/samples/client/petstore/lua/spec/api_response_spec.lua
index 191436941f8..3d463e6f9be 100644
--- a/samples/client/petstore/lua/spec/api_response_spec.lua
+++ b/samples/client/petstore/lua/spec/api_response_spec.lua
@@ -1,16 +1,16 @@
 --[[
-  Swagger Petstore
+  OpenAPI Petstore
  
-  This is a sample server Petstore server.  You can find out more about Swagger at [http://swagger.io](http://swagger.io) or on [irc.freenode.net, #swagger](http://swagger.io/irc/).  For this sample, you can use the api key `special-key` to test the authorization filters.
+  This is a sample server Petstore server. For this sample, you can use the api key `special-key` to test the authorization filters.
  
   OpenAPI spec version: 1.0.0
-  Contact: apiteam@swagger.io
-  Generated by: https://github.com/swagger-api/swagger-codegen.git
+  
+  Generated by: https://openapi-generator.tech
 ]]
 
 --[[
 Unit tests for petstore.model.api_response
-Automatically generated by swagger-codegen (github.com/swagger-api/swagger-codegen)
+Automatically generated by openapi-generator (https://openapi-generator.tech)
 Please update as you see appropriate
 ]]
 describe("api_response", function()
diff --git a/samples/client/petstore/lua/spec/category_spec.lua b/samples/client/petstore/lua/spec/category_spec.lua
index 300e6e9339a..411832b5f3d 100644
--- a/samples/client/petstore/lua/spec/category_spec.lua
+++ b/samples/client/petstore/lua/spec/category_spec.lua
@@ -1,16 +1,16 @@
 --[[
-  Swagger Petstore
+  OpenAPI Petstore
  
-  This is a sample server Petstore server.  You can find out more about Swagger at [http://swagger.io](http://swagger.io) or on [irc.freenode.net, #swagger](http://swagger.io/irc/).  For this sample, you can use the api key `special-key` to test the authorization filters.
+  This is a sample server Petstore server. For this sample, you can use the api key `special-key` to test the authorization filters.
  
   OpenAPI spec version: 1.0.0
-  Contact: apiteam@swagger.io
-  Generated by: https://github.com/swagger-api/swagger-codegen.git
+  
+  Generated by: https://openapi-generator.tech
 ]]
 
 --[[
 Unit tests for petstore.model.category
-Automatically generated by swagger-codegen (github.com/swagger-api/swagger-codegen)
+Automatically generated by openapi-generator (https://openapi-generator.tech)
 Please update as you see appropriate
 ]]
 describe("category", function()
diff --git a/samples/client/petstore/lua/spec/order_spec.lua b/samples/client/petstore/lua/spec/order_spec.lua
index 03bc1ea94f8..2dc80e00692 100644
--- a/samples/client/petstore/lua/spec/order_spec.lua
+++ b/samples/client/petstore/lua/spec/order_spec.lua
@@ -1,16 +1,16 @@
 --[[
-  Swagger Petstore
+  OpenAPI Petstore
  
-  This is a sample server Petstore server.  You can find out more about Swagger at [http://swagger.io](http://swagger.io) or on [irc.freenode.net, #swagger](http://swagger.io/irc/).  For this sample, you can use the api key `special-key` to test the authorization filters.
+  This is a sample server Petstore server. For this sample, you can use the api key `special-key` to test the authorization filters.
  
   OpenAPI spec version: 1.0.0
-  Contact: apiteam@swagger.io
-  Generated by: https://github.com/swagger-api/swagger-codegen.git
+  
+  Generated by: https://openapi-generator.tech
 ]]
 
 --[[
 Unit tests for petstore.model.order
-Automatically generated by swagger-codegen (github.com/swagger-api/swagger-codegen)
+Automatically generated by openapi-generator (https://openapi-generator.tech)
 Please update as you see appropriate
 ]]
 describe("order", function()
diff --git a/samples/client/petstore/lua/spec/pet_api_spec.lua b/samples/client/petstore/lua/spec/pet_api_spec.lua
index e8e16229bc9..fc7c09ad1f9 100644
--- a/samples/client/petstore/lua/spec/pet_api_spec.lua
+++ b/samples/client/petstore/lua/spec/pet_api_spec.lua
@@ -1,16 +1,16 @@
 --[[
-  Swagger Petstore
+  OpenAPI Petstore
  
-  This is a sample server Petstore server.  You can find out more about Swagger at [http://swagger.io](http://swagger.io) or on [irc.freenode.net, #swagger](http://swagger.io/irc/).  For this sample, you can use the api key `special-key` to test the authorization filters.
+  This is a sample server Petstore server. For this sample, you can use the api key `special-key` to test the authorization filters.
  
   OpenAPI spec version: 1.0.0
-  Contact: apiteam@swagger.io
-  Generated by: https://github.com/swagger-api/swagger-codegen.git
+  
+  Generated by: https://openapi-generator.tech
 ]]
 
 --[[
 Unit tests for petstore.api.pet_api
-Automatically generated by swagger-codegen (github.com/swagger-api/swagger-codegen)
+Automatically generated by openapi-generator (https://openapi-generator.tech)
 Please update as you see appropriate
 ]]
 describe("pet_api", function()
diff --git a/samples/client/petstore/lua/spec/pet_spec.lua b/samples/client/petstore/lua/spec/pet_spec.lua
index ee27654a9e3..88581e10828 100644
--- a/samples/client/petstore/lua/spec/pet_spec.lua
+++ b/samples/client/petstore/lua/spec/pet_spec.lua
@@ -1,16 +1,16 @@
 --[[
-  Swagger Petstore
+  OpenAPI Petstore
  
-  This is a sample server Petstore server.  You can find out more about Swagger at [http://swagger.io](http://swagger.io) or on [irc.freenode.net, #swagger](http://swagger.io/irc/).  For this sample, you can use the api key `special-key` to test the authorization filters.
+  This is a sample server Petstore server. For this sample, you can use the api key `special-key` to test the authorization filters.
  
   OpenAPI spec version: 1.0.0
-  Contact: apiteam@swagger.io
-  Generated by: https://github.com/swagger-api/swagger-codegen.git
+  
+  Generated by: https://openapi-generator.tech
 ]]
 
 --[[
 Unit tests for petstore.model.pet
-Automatically generated by swagger-codegen (github.com/swagger-api/swagger-codegen)
+Automatically generated by openapi-generator (https://openapi-generator.tech)
 Please update as you see appropriate
 ]]
 describe("pet", function()
diff --git a/samples/client/petstore/lua/spec/store_api_spec.lua b/samples/client/petstore/lua/spec/store_api_spec.lua
index 7b3104e0e1e..dca89765496 100644
--- a/samples/client/petstore/lua/spec/store_api_spec.lua
+++ b/samples/client/petstore/lua/spec/store_api_spec.lua
@@ -1,16 +1,16 @@
 --[[
-  Swagger Petstore
+  OpenAPI Petstore
  
-  This is a sample server Petstore server.  You can find out more about Swagger at [http://swagger.io](http://swagger.io) or on [irc.freenode.net, #swagger](http://swagger.io/irc/).  For this sample, you can use the api key `special-key` to test the authorization filters.
+  This is a sample server Petstore server. For this sample, you can use the api key `special-key` to test the authorization filters.
  
   OpenAPI spec version: 1.0.0
-  Contact: apiteam@swagger.io
-  Generated by: https://github.com/swagger-api/swagger-codegen.git
+  
+  Generated by: https://openapi-generator.tech
 ]]
 
 --[[
 Unit tests for petstore.api.store_api
-Automatically generated by swagger-codegen (github.com/swagger-api/swagger-codegen)
+Automatically generated by openapi-generator (https://openapi-generator.tech)
 Please update as you see appropriate
 ]]
 describe("store_api", function()
diff --git a/samples/client/petstore/lua/spec/tag_spec.lua b/samples/client/petstore/lua/spec/tag_spec.lua
index 5ecc2405f1f..c23d5de3ef2 100644
--- a/samples/client/petstore/lua/spec/tag_spec.lua
+++ b/samples/client/petstore/lua/spec/tag_spec.lua
@@ -1,16 +1,16 @@
 --[[
-  Swagger Petstore
+  OpenAPI Petstore
  
-  This is a sample server Petstore server.  You can find out more about Swagger at [http://swagger.io](http://swagger.io) or on [irc.freenode.net, #swagger](http://swagger.io/irc/).  For this sample, you can use the api key `special-key` to test the authorization filters.
+  This is a sample server Petstore server. For this sample, you can use the api key `special-key` to test the authorization filters.
  
   OpenAPI spec version: 1.0.0
-  Contact: apiteam@swagger.io
-  Generated by: https://github.com/swagger-api/swagger-codegen.git
+  
+  Generated by: https://openapi-generator.tech
 ]]
 
 --[[
 Unit tests for petstore.model.tag
-Automatically generated by swagger-codegen (github.com/swagger-api/swagger-codegen)
+Automatically generated by openapi-generator (https://openapi-generator.tech)
 Please update as you see appropriate
 ]]
 describe("tag", function()
diff --git a/samples/client/petstore/lua/spec/user_api_spec.lua b/samples/client/petstore/lua/spec/user_api_spec.lua
index 9cddd8dce6d..eae858d3e00 100644
--- a/samples/client/petstore/lua/spec/user_api_spec.lua
+++ b/samples/client/petstore/lua/spec/user_api_spec.lua
@@ -1,16 +1,16 @@
 --[[
-  Swagger Petstore
+  OpenAPI Petstore
  
-  This is a sample server Petstore server.  You can find out more about Swagger at [http://swagger.io](http://swagger.io) or on [irc.freenode.net, #swagger](http://swagger.io/irc/).  For this sample, you can use the api key `special-key` to test the authorization filters.
+  This is a sample server Petstore server. For this sample, you can use the api key `special-key` to test the authorization filters.
  
   OpenAPI spec version: 1.0.0
-  Contact: apiteam@swagger.io
-  Generated by: https://github.com/swagger-api/swagger-codegen.git
+  
+  Generated by: https://openapi-generator.tech
 ]]
 
 --[[
 Unit tests for petstore.api.user_api
-Automatically generated by swagger-codegen (github.com/swagger-api/swagger-codegen)
+Automatically generated by openapi-generator (https://openapi-generator.tech)
 Please update as you see appropriate
 ]]
 describe("user_api", function()
diff --git a/samples/client/petstore/lua/spec/user_spec.lua b/samples/client/petstore/lua/spec/user_spec.lua
index 03c6d655e30..17d97e2f455 100644
--- a/samples/client/petstore/lua/spec/user_spec.lua
+++ b/samples/client/petstore/lua/spec/user_spec.lua
@@ -1,16 +1,16 @@
 --[[
-  Swagger Petstore
+  OpenAPI Petstore
  
-  This is a sample server Petstore server.  You can find out more about Swagger at [http://swagger.io](http://swagger.io) or on [irc.freenode.net, #swagger](http://swagger.io/irc/).  For this sample, you can use the api key `special-key` to test the authorization filters.
+  This is a sample server Petstore server. For this sample, you can use the api key `special-key` to test the authorization filters.
  
   OpenAPI spec version: 1.0.0
-  Contact: apiteam@swagger.io
-  Generated by: https://github.com/swagger-api/swagger-codegen.git
+  
+  Generated by: https://openapi-generator.tech
 ]]
 
 --[[
 Unit tests for petstore.model.user
-Automatically generated by swagger-codegen (github.com/swagger-api/swagger-codegen)
+Automatically generated by openapi-generator (https://openapi-generator.tech)
 Please update as you see appropriate
 ]]
 describe("user", function()