diff --git a/src/pregmod/widgets/pregmodWidgets.tw b/src/pregmod/widgets/pregmodWidgets.tw
index a70096f9cd4a392e72a5700b522900309b880127..8824ec63ce460e0fdeb89fdd193627cbcea75efc 100644
--- a/src/pregmod/widgets/pregmodWidgets.tw
+++ b/src/pregmod/widgets/pregmodWidgets.tw
@@ -108,7 +108,7 @@
 	<<set $args[0].wombImplant = "none">>
 <</if>>
 <<if def $args[0].superfetation>>
-	<<unset $args[0].superfetation>>
+	<<run delete $args[0].superfetation>>
 <</if>>
 <<if ndef $args[0].lactationDuration>>
 	<<if $args[0].lactation == 0>>