diff --git a/src/js/DefaultRules.js b/src/js/DefaultRules.js
index 9adec3e81745c629d565c9e40df3129d7707074e..bfe93714e75325264cf8dd37070df8362f6a0f72 100644
--- a/src/js/DefaultRules.js
+++ b/src/js/DefaultRules.js
@@ -1238,7 +1238,7 @@ globalThis.DefaultRules = (function() {
 		if (V.arcologies[0].FSSlimnessEnthusiastResearch === 1) {
 			shrinkDrugs.lips = "lip atrophiers";
 			if (slave.dick > 0) {
-				shrinkDrugs.penis = "penis atrophiers";
+				shrinkDrugs.dick = "penis atrophiers";
 			}
 			if (slave.balls > 0) {
 				shrinkDrugs.balls = "testicle atrophiers";