diff --git a/templates/cimar_series.html b/templates/cimar_series.html
index 2c327487..11778e76 100644
--- a/templates/cimar_series.html
+++ b/templates/cimar_series.html
@@ -6,7 +6,7 @@
                             <span class="series-block-series-number">Series {{ forloop.counter }}:</span><br>
                                             <span>
             <span class='series-block-examination'>{{series|get_item:"series_description"}}</span><br/>
-            <span class='series-block-thumbnail'><img src='{{series|get_item:"thumbnail"}}?{{cimar_sid}}' /></span><br/>
+            <span class='series-block-thumbnail'><img  crossorigin="anonymous" src='{{series|get_item:"thumbnail"}}?{{cimar_sid}}' /></span><br/>
             <span class='series-block-image-number'>Images: <span class='series-block-image-number-count'>{{series|get_item:"image_count"}}</span></span>
             </span>
                         </span>