1 files changed, 15 insertions, 0 deletions
diff --git a/ext/tk/lib/tkextlib/bwidget/spinbox.rb b/ext/tk/lib/tkextlib/bwidget/spinbox.rb
index 9560abb663..ca4c046e5c 100644
--- a/ext/tk/lib/tkextlib/bwidget/spinbox.rb
+++ b/ext/tk/lib/tkextlib/bwidget/spinbox.rb
@@ -22,6 +22,21 @@ class Tk::BWidget::SpinBox
   WidgetClassName = 'SpinBox'.freeze
   WidgetClassNames[WidgetClassName] = self
 
+  def __strval_optkeys
+    super() << 'helptext' << 'insertbackground' << 'entryfg' << 'entrybg'
+  end
+  private :__strval_optkeys
+
+  def __boolval_optkeys
+    super() << 'dragenabled' << 'dropenabled' << 'editable'
+  end
+  private :__boolval_optkeys
+
+  def __listval_optkeys
+    super() << 'values'
+  end
+  private :__listval_optkeys
+
   def __tkvariable_optkeys
     super() << 'helpvar'
   end