diff --git a/src/uncategorized/universalRules.tw b/src/uncategorized/universalRules.tw
index f79e23809815af68b566913d1e54139759dfab0b..d042ff535231b81f534657a0b0b928a6b7c4aa16 100644
--- a/src/uncategorized/universalRules.tw
+++ b/src/uncategorized/universalRules.tw
@@ -533,7 +533,7 @@ Slave nicknames are
 	<<if !$StudID>>
 		Fertile slaves will be ''systematically impregnated by a Stud,'' once you designate a subordinate slave to act as such.
 	<<else>>
-		<<set _Stud = getSlaveStateByID($StudID)>>
+		<<set _Stud = slaveStateById($StudID)>>
 		<<setLocalPronouns _Stud>>
 		Fertile slaves will be ''systematically impregnated by your Stud,'' if $he is able to do so.
 	<</if>>