diff --git a/src/components/quizzes/QuizViewer.tsx b/src/components/quizzes/QuizViewer.tsx
index 2f1b6db..2a56a0b 100644
--- a/src/components/quizzes/QuizViewer.tsx
+++ b/src/components/quizzes/QuizViewer.tsx
@@ -426,7 +426,7 @@ export function QuizViewer({ quiz, retakeIds, isShared = false, onFinished }: Qu
           ) : currentIndex + 1 < order.length ? (
             <button
               onClick={handleNext}
-              className="px-6 py-2.5 rounded-lg bg-text-heading text-white font-medium hover:bg-text-body transition-all duration-200 cursor-pointer"
+              className="px-6 py-2.5 rounded-lg bg-primary text-white font-medium hover:bg-primary-hover transition-all duration-200 cursor-pointer"
             >
               Next Question
             </button>