diff --git a/lib/rex/post/meterpreter/extensions/stdapi/sys/registry_subsystem/registry_key.rb b/lib/rex/post/meterpreter/extensions/stdapi/sys/registry_subsystem/registry_key.rb
index 437619abac..1080568079 100644
--- a/lib/rex/post/meterpreter/extensions/stdapi/sys/registry_subsystem/registry_key.rb
+++ b/lib/rex/post/meterpreter/extensions/stdapi/sys/registry_subsystem/registry_key.rb
@@ -107,7 +107,7 @@ class RegistryKey
 	#
 	def self.close(client, hkey)
 		if hkey != nil
-			return client.sys.registry.close_key(hkey, nil)
+			return client.sys.registry.close_key(hkey)
 		end
 
 		return false