diff --git a/src-ui/src/app/components/admin/trash/trash.component.html b/src-ui/src/app/components/admin/trash/trash.component.html
index 358cb2243..3dbf3db2b 100644
--- a/src-ui/src/app/components/admin/trash/trash.component.html
+++ b/src-ui/src/app/components/admin/trash/trash.component.html
@@ -56,7 +56,7 @@
                     </td>
                     <td scope="row">
                       {{ document.title }}
-                      <pngx-preview-popup [document]="document" btn_classes="btn btn-sm btn-link" #popupPreview>
+                      <pngx-preview-popup [document]="document" linkClasses="btn btn-sm btn-link" #popupPreview>
                         <i-bs name="eye"></i-bs>
                       </pngx-preview-popup>
                     </td>