diff --git a/frontend/src/pages/qna/QnADetailPage.js b/frontend/src/pages/qna/QnADetailPage.js
index d5c8d23..b58cea4 100644
--- a/frontend/src/pages/qna/QnADetailPage.js
+++ b/frontend/src/pages/qna/QnADetailPage.js
@@ -207,7 +207,7 @@ function QnADetailPage() {
     // ── 댓글 등록 ────────────────────────────────────
     const handleCommentSubmit = async () => {
         const text = commentText.trim();
-        if (!text) return;
+        if (!text && !selectedImage) return;
         setIsSubmitting(true);
         try {
             let imageUrl = null;
@@ -495,7 +495,7 @@ function QnADetailPage() {
                     <button
                         className={styles.submitBtn}
                         onClick={handleCommentSubmit}
-                        disabled={!commentText.trim() || isSubmitting}
+                        disabled={(!commentText.trim() && !selectedImage) || isSubmitting}
                         aria-label="댓글 제출"
                     >
                         {isSubmitting ? '⏳' : <SumitBtn />}
diff --git a/frontend/src/pages/qna/QnAListPage.js b/frontend/src/pages/qna/QnAListPage.js
index ef9f10d..4858121 100644
--- a/frontend/src/pages/qna/QnAListPage.js
+++ b/frontend/src/pages/qna/QnAListPage.js
@@ -190,7 +190,7 @@ function QnAListPage() {
     const handleCommentSubmit = async (e, questionId) => {
         e.stopPropagation();
         const text = (commentInputs[questionId] || '').trim();
-        if (!text) return;
+        if (!text && !commentImages[questionId]) return;
         try {
             let imageUrl = null;
             if (commentImages[questionId]) {
@@ -268,7 +268,7 @@ function QnAListPage() {
     // ── 새 질문 등록 ─────────────────────────────────
     const handleNewQuestion = async () => {
         const text = newQuestion.trim();
-        if (!text) return;
+        if (!text && !selectedImage) return;
         setIsSubmitting(true);
         setSubmitError(null);
         try {