diff --git a/src/js/pregJS.js b/src/js/pregJS.js
index a9b3dbaa556e82281bba82fc04585a4040d3742b..a124fa7a0264521b51c825d81ac4c04d864b0948 100644
--- a/src/js/pregJS.js
+++ b/src/js/pregJS.js
@@ -421,7 +421,7 @@ globalThis.setPregType = function(actor) {
  * Penetrative ability, ability to become pregnant, and canBreed() must be checked outside of this. Designed to assume .eggType === "human".
  * @param {App.Entity.SlaveState | App.Entity.PlayerState} target is the slave to get pregnant. Also accepts the PC.
  * @param {number} chance is the % chance to conceive.
- * @param {number} hole control's the hole involved (0 - vagina, 1 - ass, 2 - both). .mpreg did this.
+ * @param {0|1|2} hole control's the hole involved (0 - vagina, 1 - ass, 2 - both). .mpreg did this.
  * @param {number} [fatherID] is the ID of her sire or 0 if undefined.
  * @returns {string}
  */