diff --git a/devNotes/twine JS.txt b/devNotes/twine JS.txt
index 0fc8334aae3ae346c265739dfbca769d7b571614..8f5b0fd0299c2116228683708d580e47fbbb059e 100644
--- a/devNotes/twine JS.txt	
+++ b/devNotes/twine JS.txt	
@@ -300,7 +300,7 @@ window.canImpreg = function(slave1, slave2) {
 	} else if (slave1.ID === -1) {
 		if (slave2.ballType != "human") {
 			return false;
-		} else if (!isFertile(slave1)) {
+		} else if (!isPlayerFertile(slave1)) {
 			return false;
 		} else {
 			return true;
diff --git a/src/js/storyJS.tw b/src/js/storyJS.tw
index 329aa1fd3b7504c0956f777d1f1db1afda815a6e..430d13ca2621c750b5147b4dfd6bbbfcef19c398 100644
--- a/src/js/storyJS.tw
+++ b/src/js/storyJS.tw
@@ -298,7 +298,7 @@ window.canImpreg = function(slave1, slave2) {
 	} else if (slave1.ID === -1) {
 		if (slave2.ballType != "human") {
 			return false;
-		} else if (!isFertile(slave1)) {
+		} else if (!isPlayerFertile(slave1)) {
 			return false;
 		} else {
 			return true;