diff --git a/generate-nav.sh b/generate-nav.sh
index d0c565d..1da1514 100644
--- a/generate-nav.sh
+++ b/generate-nav.sh
@@ -84,7 +84,7 @@ done
 
 # Check if any cards were added
 if ! grep -q 'class="card"' "$OUTPUT"; then
-    echo "            <p class=\"empty">暂无页面</p>" >> "$OUTPUT"
+    echo '            <p class="empty">暂无页面</p>' >> "$OUTPUT"
 fi
 
 cat >> "$OUTPUT" << 'FOOTER'