diff --git a/lib/rexml/functions.rb b/lib/rexml/functions.rb
index 8fa1e750..4c114616 100644
--- a/lib/rexml/functions.rb
+++ b/lib/rexml/functions.rb
@@ -262,7 +262,6 @@ def Functions::string_length( string )
       string(string).length
     end
 
-    # UNTESTED
     def Functions::normalize_space( string=nil )
       string = string(@@context[:node]) if string.nil?
       if string.kind_of? Array