diff --git a/cis/private/profile/zeitwunsch.php b/cis/private/profile/zeitwunsch.php
index 4f394036f..ce0bfe1fe 100644
--- a/cis/private/profile/zeitwunsch.php
+++ b/cis/private/profile/zeitwunsch.php
@@ -127,7 +127,7 @@ if(!$person->load($uid))
 			{
 				if(elem[i].name.match("^wunsch"))
 				{
-					if(!elem[i].value.match("[12]"))
+					if(!elem[i].value.match("^\-?[1-2]\d{0,0}$"))
 						error=true;
 				}
 			}