diff --git a/lib/irb/extend-command.rb b/lib/irb/extend-command.rb
index 514293a43..cce7f8a4a 100644
--- a/lib/irb/extend-command.rb
+++ b/lib/irb/extend-command.rb
@@ -22,7 +22,7 @@ module ExtendCommandBundle
     #
     # Same as <code>IRB.CurrentContext.exit</code>.
     def irb_exit(ret = 0)
-      irb_context.exit(ret)
+      irb_context&.exit(ret)
     end
 
     # Displays current configuration.