diff --git a/resources/views/permohonan/authorization/show.blade.php b/resources/views/permohonan/authorization/show.blade.php
index 02ad94d..2036ba1 100644
--- a/resources/views/permohonan/authorization/show.blade.php
+++ b/resources/views/permohonan/authorization/show.blade.php
@@ -170,6 +170,15 @@
                             <em class="alert text-danger text-sm" id="keterangan-message"></em>
                         </div>
                     </div>
+                    <div class="flex items-baseline flex-wrap lg:flex-nowrap gap-2.5 mt-2" id="fileUploadSection">
+                        <label class="form-label max-w-56">
+                            Upload File Revisi
+                        </label>
+                        <div class="flex flex-wrap items-baseline w-full">
+                            <input type="file" class="file-input" id="revisionFile" name="revisionFile">
+                            <em class="alert text-danger text-sm hidden" id="file-message"></em>
+                        </div>
+                    </div>
                 </div>
                 <div class="card-footer flex justify-end">
                     <button type="submit" name="status" value="preregister" class="btn btn-success">
@@ -192,6 +201,10 @@
             const revisiBtn = document.getElementById('revisi');
             const keteranganMessage = document.getElementById('keterangan-message');
 
+            const revisionFile = document.getElementById('revisionFile');
+            const fileMessage = document.getElementById('file-message');
+
+
             form.addEventListener('submit', function(event) {
                 if (event.submitter === revisiBtn && keterangan.value.trim() === '') {
                     event.preventDefault();
@@ -199,12 +212,25 @@
                 } else {
                     keteranganMessage.textContent = '';
                 }
+
+                if (!revisionFile.files.length) {
+                    event.preventDefault();
+                    fileMessage.textContent = 'File revisi harus diunggah.';
+                    fileMessage.classList.remove('hidden');
+                } else {
+                    fileMessage.classList.add('hidden');
+                }
             });
 
             // Add event listener for typing in keterangan textarea
             keterangan.addEventListener('input', function() {
                 keteranganMessage.classList.add('hidden');
             });
+
+            // Add event listener for file selection
+            revisionFile.addEventListener('change', function() {
+                fileMessage.classList.add('hidden');
+            });
         });
     </script>
 @endpush