diff --git a/static/css/style.css b/static/css/style.css
index e056bda..404b164 100644
--- a/static/css/style.css
+++ b/static/css/style.css
@@ -1974,6 +1974,7 @@ input[type="checkbox"] {
     border: 1px dashed #cbd5e1;
     border-radius: 8px;
     padding: 0.75rem;
+    margin-bottom: 1.5rem;
     display: flex;
     justify-content: space-between;
     align-items: center;
diff --git a/static/index.html b/static/index.html
index 14cd0e5..a373be1 100644
--- a/static/index.html
+++ b/static/index.html
@@ -411,7 +411,7 @@
         <div class="modal-content glass-panel upload-date-modal-content">
             <span class="close-btn" id="upload-date-close">&times;</span>
             <h2><i class="fa-regular fa-calendar-check"></i> 업로드 날짜 지정</h2>
-            <p class="modal-instruction-text">발주 데이터의 주문 날짜로 입력될 날짜를 선택해주세요.</p>
+            <p class="modal-instruction-text">발주 데이터의 주문 날짜로 날짜를 선택해주세요.</p>
 
             <!-- Custom Calendar Picker Container -->
             <div class="custom-calendar-picker">
diff --git a/static/js/app.js b/static/js/app.js
index 5500f7c..160bc8b 100644
--- a/static/js/app.js
+++ b/static/js/app.js
@@ -397,13 +397,21 @@ document.addEventListener('DOMContentLoaded', () => {
     fileUpload.addEventListener('change', (e) => {
         const files = e.target.files;
         if (!files || files.length === 0) return;
-        
+
         pendingFiles = files;
-        calendarActiveDate = new Date();
-        calendarSelectedDate = null;
-        btnSubmitUploadDate.disabled = true;
-        selectedDateText.textContent = '선택 안 됨';
-        
+
+        // 기본 선택값: 오늘 날짜 (사용자가 명시적으로 다시 고를 수도 있음)
+        const today = new Date();
+        const yyyy = today.getFullYear();
+        const mm = String(today.getMonth() + 1).padStart(2, '0');
+        const dd = String(today.getDate()).padStart(2, '0');
+        const weekdayNames = ["일요일", "월요일", "화요일", "수요일", "목요일", "금요일", "토요일"];
+
+        calendarActiveDate = new Date(yyyy, today.getMonth(), today.getDate());
+        calendarSelectedDate = `${yyyy}-${mm}-${dd}`;
+        selectedDateText.textContent = `${yyyy}년 ${today.getMonth() + 1}월 ${today.getDate()}일 (${weekdayNames[today.getDay()]})`;
+        btnSubmitUploadDate.disabled = false;
+
         renderCalendar();
         uploadDateModal.classList.add('show');
     });