diff --git a/src/components/upload-file/UploadFile.vue b/src/components/upload-file/UploadFile.vue
index fa3f3f78..1c4c8103 100644
--- a/src/components/upload-file/UploadFile.vue
+++ b/src/components/upload-file/UploadFile.vue
@@ -122,7 +122,7 @@ const { pdf, pages } = usePDF(computed(() => currentFile.value?.url));
                   const _idx = file.findIndex(
                     (v) => v.group === dropdownList?.[i].value,
                   );
-                  if (_idx) {
+                  if (_idx !== -1) {
                     currentIndex = _idx;
                   } else {
                     file.push({