diff --git a/frontend/src/lib/components/DocumentViewer.svelte b/frontend/src/lib/components/DocumentViewer.svelte
index 268a71a..a4c22a2 100644
--- a/frontend/src/lib/components/DocumentViewer.svelte
+++ b/frontend/src/lib/components/DocumentViewer.svelte
@@ -13,6 +13,7 @@
   let editMode = $state(false);
   let editContent = $state('');
   let saving = $state(false);
+  let rawMarkdown = $state('');
 
   function getViewerType(format) {
     if (['md', 'txt'].includes(format)) return 'markdown';
@@ -49,6 +50,16 @@
     try {
       fullDoc = await api(`/documents/${id}`);
       viewerType = getViewerType(fullDoc.file_format);
+
+      // Markdown: extracted_text 없으면 원본 파일 직접 가져오기
+      if (viewerType === 'markdown' && !fullDoc.extracted_text) {
+        try {
+          const resp = await fetch(`/api/documents/${id}/file?token=${getAccessToken()}`);
+          if (resp.ok) rawMarkdown = await resp.text();
+        } catch (e) { rawMarkdown = ''; }
+      } else {
+        rawMarkdown = '';
+      }
     } catch (err) {
       fullDoc = null;
       viewerType = 'none';
@@ -157,7 +168,7 @@
           </div>
         {:else}
           <div class="p-4 prose prose-invert prose-sm max-w-none">
-            {@html marked(fullDoc.extracted_text || '*텍스트 추출 대기 중*')}
+            {@html marked(fullDoc.extracted_text || rawMarkdown || '*텍스트 추출 대기 중*')}
           </div>
         {/if}
       {:else if viewerType === 'pdf'}