diff --git a/src/app/entity-groups/iiif-entities/mirador-viewer/mirador-viewer.component.html b/src/app/entity-groups/iiif-entities/mirador-viewer/mirador-viewer.component.html
index 1ac1d6b2ea..53bbb902f5 100644
--- a/src/app/entity-groups/iiif-entities/mirador-viewer/mirador-viewer.component.html
+++ b/src/app/entity-groups/iiif-entities/mirador-viewer/mirador-viewer.component.html
@@ -1,3 +1,3 @@
 <p class="full-text-op">{{'iiifviewer.fullscreen.notice' | translate}}</p>
-<iframe allowtransparency="true" [src]="iframeViewerUrl | async" id="mirador-viewer"></iframe>
+<iframe title="Mirador Viewer" allowtransparency="true" [src]="iframeViewerUrl | async" id="mirador-viewer"></iframe>