diff --git a/alfa-client/libs/binary-file/src/lib/binary-file2-container/binary-file2/binary-file2.component.html b/alfa-client/libs/binary-file/src/lib/binary-file2-container/binary-file2/binary-file2.component.html
index cd64683430db122e9d8411e606f9f80be75d2028..246a62e8892c83e675c14cff80f1a5be28373c3b 100644
--- a/alfa-client/libs/binary-file/src/lib/binary-file2-container/binary-file2/binary-file2.component.html
+++ b/alfa-client/libs/binary-file/src/lib/binary-file2-container/binary-file2/binary-file2.component.html
@@ -5,6 +5,7 @@
   (click)="downloadFile()"
   [attr.aria-label]="'Anhang: Dateiname: ' + file.name"
   [isLoading]="isLoading"
+  data-test-class="download-file-button"
 >
   <div close class="flex-shrink self-center">
     <button