diff --git a/src/js/generateGenetics.js b/src/js/generateGenetics.js
index d855e93373f1effa6353177b3b86cd0ee7978b25..169ad39198ec109da1b5433dff97b887906212e0 100644
--- a/src/js/generateGenetics.js
+++ b/src/js/generateGenetics.js
@@ -222,8 +222,8 @@ window.generateGenetics = (function() {
 			'extremely pale': 2,
 			'pure white': 1
 		};
-		let momSkinIndex = mother ? (skinToMelanin[mother.origSkin] || 12) : 8;
-		let dadSkinIndex = father !== 0 ? (skinToMelanin[father.origSkin] || 12) : 8;
+		let momSkinIndex = mother ? (skinToMelanin[mother.origSkin] || 11) : 8;
+		let dadSkinIndex = father !== 0 ? (skinToMelanin[father.origSkin] || 11) : 8;
 		let skinIndex = Math.round(Math.random() * (dadSkinIndex - momSkinIndex) + momSkinIndex);
 
 		var prop = '';