diff --git a/src/js/statsChecker/eyeChecker.js b/src/js/statsChecker/eyeChecker.js
index a5343c127e20e65162f4eb9e0bc309df1a994797..ab817eb9bb113204d41a836260f9b9f805e43196 100644
--- a/src/js/statsChecker/eyeChecker.js
+++ b/src/js/statsChecker/eyeChecker.js
@@ -263,7 +263,7 @@ globalThis.hasVisibleHeterochromia = function(slave) {
  * @param {"iris"|"pupil"|"sclera"} [eyePart="iris"]
  * @returns {string}
  */
-globalThis.getGeneticEyeColor = function(playerOrSlave, side, eyePart) {
+globalThis.getGeneticEyeColor = function(playerOrSlave, side, eyePart = "iris") {
 	if (eyePart === "iris") {
 		if (playerOrSlave.geneticQuirks.albinism === 2 && "albinismOverride" in playerOrSlave) {
 			return playerOrSlave.albinismOverride.eyeColor;