diff --git a/lightrag/api/static/index.html b/lightrag/api/static/index.html
index d4784802..8f21a537 100644
--- a/lightrag/api/static/index.html
+++ b/lightrag/api/static/index.html
@@ -240,6 +240,9 @@
 
     // Drag and Drop
     const dropZone = $('.drop-zone');
+    dropZone.addEventListener('click', () => {
+        fileInput.click();
+    });
     
     ['dragenter', 'dragover', 'dragleave', 'drop'].forEach(eventName => {
       dropZone.addEventListener(eventName, (e) => {