diff --git a/samples/client/petstore/ruby-autoload/lib/petstore/configuration.rb b/samples/client/petstore/ruby-autoload/lib/petstore/configuration.rb
index 46867ec9d0c..dcfd8f384fe 100644
--- a/samples/client/petstore/ruby-autoload/lib/petstore/configuration.rb
+++ b/samples/client/petstore/ruby-autoload/lib/petstore/configuration.rb
@@ -222,8 +222,8 @@ module Petstore
 
     # Gets access_token using access_token_getter or uses the static access_token
     def access_token_with_refresh
-        return access_token if access_token_getter.nil?
-        access_token_getter.call
+      return access_token if access_token_getter.nil?
+      access_token_getter.call
     end
 
     # Gets Basic Auth token string
diff --git a/samples/client/petstore/ruby-faraday/lib/petstore/configuration.rb b/samples/client/petstore/ruby-faraday/lib/petstore/configuration.rb
index d7c7df9289a..b973ec1cfe2 100644
--- a/samples/client/petstore/ruby-faraday/lib/petstore/configuration.rb
+++ b/samples/client/petstore/ruby-faraday/lib/petstore/configuration.rb
@@ -226,8 +226,8 @@ module Petstore
 
     # Gets access_token using access_token_getter or uses the static access_token
     def access_token_with_refresh
-        return access_token if access_token_getter.nil?
-        access_token_getter.call
+      return access_token if access_token_getter.nil?
+      access_token_getter.call
     end
 
     # Gets Basic Auth token string
diff --git a/samples/client/petstore/ruby/lib/petstore/configuration.rb b/samples/client/petstore/ruby/lib/petstore/configuration.rb
index 4c16ed8c144..4726a53eecf 100644
--- a/samples/client/petstore/ruby/lib/petstore/configuration.rb
+++ b/samples/client/petstore/ruby/lib/petstore/configuration.rb
@@ -222,8 +222,8 @@ module Petstore
 
     # Gets access_token using access_token_getter or uses the static access_token
     def access_token_with_refresh
-        return access_token if access_token_getter.nil?
-        access_token_getter.call
+      return access_token if access_token_getter.nil?
+      access_token_getter.call
     end
 
     # Gets Basic Auth token string
diff --git a/samples/openapi3/client/extensions/x-auth-id-alias/ruby-client/lib/x_auth_id_alias/configuration.rb b/samples/openapi3/client/extensions/x-auth-id-alias/ruby-client/lib/x_auth_id_alias/configuration.rb
index 58ef616993f..800867ff0c2 100644
--- a/samples/openapi3/client/extensions/x-auth-id-alias/ruby-client/lib/x_auth_id_alias/configuration.rb
+++ b/samples/openapi3/client/extensions/x-auth-id-alias/ruby-client/lib/x_auth_id_alias/configuration.rb
@@ -222,8 +222,8 @@ module XAuthIDAlias
 
     # Gets access_token using access_token_getter or uses the static access_token
     def access_token_with_refresh
-        return access_token if access_token_getter.nil?
-        access_token_getter.call
+      return access_token if access_token_getter.nil?
+      access_token_getter.call
     end
 
     # Gets Basic Auth token string
diff --git a/samples/openapi3/client/features/dynamic-servers/ruby/lib/dynamic_servers/configuration.rb b/samples/openapi3/client/features/dynamic-servers/ruby/lib/dynamic_servers/configuration.rb
index 500a71d134e..a3ff538f34e 100644
--- a/samples/openapi3/client/features/dynamic-servers/ruby/lib/dynamic_servers/configuration.rb
+++ b/samples/openapi3/client/features/dynamic-servers/ruby/lib/dynamic_servers/configuration.rb
@@ -222,8 +222,8 @@ module DynamicServers
 
     # Gets access_token using access_token_getter or uses the static access_token
     def access_token_with_refresh
-        return access_token if access_token_getter.nil?
-        access_token_getter.call
+      return access_token if access_token_getter.nil?
+      access_token_getter.call
     end
 
     # Gets Basic Auth token string
diff --git a/samples/openapi3/client/features/generate-alias-as-model/ruby-client/lib/petstore/configuration.rb b/samples/openapi3/client/features/generate-alias-as-model/ruby-client/lib/petstore/configuration.rb
index fc76f24dbe2..a6939b22e52 100644
--- a/samples/openapi3/client/features/generate-alias-as-model/ruby-client/lib/petstore/configuration.rb
+++ b/samples/openapi3/client/features/generate-alias-as-model/ruby-client/lib/petstore/configuration.rb
@@ -222,8 +222,8 @@ module Petstore
 
     # Gets access_token using access_token_getter or uses the static access_token
     def access_token_with_refresh
-        return access_token if access_token_getter.nil?
-        access_token_getter.call
+      return access_token if access_token_getter.nil?
+      access_token_getter.call
     end
 
     # Gets Basic Auth token string