diff --git a/src/js/DefaultRules.js b/src/js/DefaultRules.js
index 1ffe9766a7e9824fae3c2e1ff455aead2f5356f3..61fa950a050ca01e2293c6c08ea3f13b6771535b 100644
--- a/src/js/DefaultRules.js
+++ b/src/js/DefaultRules.js
@@ -1135,8 +1135,8 @@ window.DefaultRules = (function() {
 				WombFlush(slave);
 			} else if (rule.abortion === "male") {
 				if (slave.preg < 4) {
-					var WL = slave.womb.length;
-					for (var index = 0; index < WL; index++) {
+					let WL = slave.womb.length;
+					for (let index = 0; index < WL; index++) {
 						if (slave.womb[index].genetics.gender === "XY") {
 							WombRemoveFetus(slave, index);
 							index--;
@@ -1151,8 +1151,8 @@ window.DefaultRules = (function() {
 				}
 			} else if (rule.abortion === "female") {
 				if (slave.preg < 4) {
-					var WL = slave.womb.length;
-					for (var index = 0; index < WL; index++) {
+					let WL = slave.womb.length;
+					for (let index = 0; index < WL; index++) {
 						if (slave.womb[index].genetics.gender === "XX") {
 							WombRemoveFetus(slave, index);
 							index--;