diff --git a/src/js/pregJS.js b/src/js/pregJS.js
index d83ba3602383dfb1b59990b6ada2496cacd9da6c..e9bf52ec95e24aa00fd031eaecdef8fcc7ded4e6 100644
--- a/src/js/pregJS.js
+++ b/src/js/pregJS.js
@@ -499,10 +499,7 @@ globalThis.knockMeUpActorActor = function(mother, chance, hole, father) {
 					chance += 10;
 				}
 			}
-			if (V.seeIncest === 0 && areRelated(mother, father)) {
-				chance = -100;
-			}
-			if (!isVirile(father) || !isFertile(mother)) {
+			if (!isVirile(father) || !isFertile(mother) || (V.seeIncest === 0 && areRelated(mother, father))) {
 				chance = -10000;
 			}
 			if (mother.preg === -1) {