diff --git a/ByeBoo-iOS/ByeBoo-iOS/Presentation/Feature/Quest/View/CommonQuest/Common/CommentTextView.swift b/ByeBoo-iOS/ByeBoo-iOS/Presentation/Feature/Quest/View/CommonQuest/Common/CommentTextView.swift
index 992b4b1a..0862dbca 100644
--- a/ByeBoo-iOS/ByeBoo-iOS/Presentation/Feature/Quest/View/CommonQuest/Common/CommentTextView.swift
+++ b/ByeBoo-iOS/ByeBoo-iOS/Presentation/Feature/Quest/View/CommonQuest/Common/CommentTextView.swift
@@ -123,7 +123,7 @@ extension CommentTextView: UITextViewDelegate {
     
     func textViewDidChange(_ textView: UITextView) {
         textCountLabel.text = "\(textView.text.count)/500"
-        let hasText = !textView.text.isEmpty
+        let hasText = !textView.text.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty
         confirmButton.isEnabled = hasText
         confirmButton.applyByeBooFont(style: .body2M16, text: "완료", color: hasText ? .primary300 : .grayscale600)