diff --git a/doc/efun/symbol_function b/doc/efun/symbol_function
index dca2b3e..7178f93 100644
--- a/doc/efun/symbol_function
+++ b/doc/efun/symbol_function
@@ -1,7 +1,7 @@
 SYNOPSIS
         closure symbol_function(symbol arg)
         closure symbol_function(string arg)
-        closure symbol_function(string arg, object|string obj)
+        closure symbol_function(string arg, object|lwobject|string obj)
 
 BESCHREIBUNG
         Erzeugt eine Lfun-, Efun- oder Operator-Closure aus <arg>, wobei