diff --git a/reviews/BordedDev/sudoku.rewrite.js b/reviews/BordedDev/sudoku.rewrite.js
index 765bc9b..caf5a73 100644
--- a/reviews/BordedDev/sudoku.rewrite.js
+++ b/reviews/BordedDev/sudoku.rewrite.js
@@ -24,7 +24,7 @@ class SudokuPuzzle extends EventTarget {
 	 * undefined is an empty cell, null is a cell that was cleared
 	 * @typedef {(number|null|undefined)[]} SudokuState
 	 */
-	
+
 	/**
 	 *
 	 * @type {SudokuState[]}
@@ -198,9 +198,7 @@ class SudokuPuzzle extends EventTarget {
 	 * @return boolean
 	 */
 	isValueValidForSlot(value, slot, state = this.#activeState) {
-		return !this.#boxGetValues(slot, state)
-			.union(this.#crossGetValues(slot, state))
-			.has(value)
+		return !this.getValues(slot, state).has(value)
 	}
 
 	/**