diff --git a/glimmer-dsl-swt.gemspec b/glimmer-dsl-swt.gemspec
index f7a12d0c..1881883c 100644
--- a/glimmer-dsl-swt.gemspec
+++ b/glimmer-dsl-swt.gemspec
@@ -2,16 +2,16 @@
 # DO NOT EDIT THIS FILE DIRECTLY
 # Instead, edit Juwelier::Tasks in Rakefile, and run 'rake gemspec'
 # -*- encoding: utf-8 -*-
-# stub: glimmer-dsl-swt 4.17.2.0 ruby lib
+# stub: glimmer-dsl-swt 4.17.2.1 ruby lib
 
 Gem::Specification.new do |s|
   s.name = "glimmer-dsl-swt".freeze
-  s.version = "4.17.2.0"
+  s.version = "4.17.2.1"
 
   s.required_rubygems_version = Gem::Requirement.new(">= 0".freeze) if s.respond_to? :required_rubygems_version=
   s.require_paths = ["lib".freeze]
   s.authors = ["AndyMaleh".freeze]
-  s.date = "2020-09-25"
+  s.date = "2020-10-02"
   s.description = "Glimmer DSL for SWT (JRuby Desktop Development GUI Library)".freeze
   s.email = "andy.am@gmail.com".freeze
   s.executables = ["glimmer".freeze, "girb".freeze]
@@ -120,6 +120,8 @@ Gem::Specification.new do |s|
     "samples/hello/hello_combo.rb",
     "samples/hello/hello_computed.rb",
     "samples/hello/hello_computed/contact.rb",
+    "samples/hello/hello_custom_shell.rb",
+    "samples/hello/hello_custom_widget.rb",
     "samples/hello/hello_drag_and_drop.rb",
     "samples/hello/hello_list_multi_selection.rb",
     "samples/hello/hello_list_single_selection.rb",