diff --git a/addons/web_kanban/static/src/js/kanban.js b/addons/web_kanban/static/src/js/kanban.js
index 0021d522f43..7c9b99abc12 100644
--- a/addons/web_kanban/static/src/js/kanban.js
+++ b/addons/web_kanban/static/src/js/kanban.js
@@ -750,6 +750,9 @@ instance.web_kanban.KanbanRecord = instance.web.OldWidget.extend({
             // Set the cache duration in seconds.
             url += '&cache=' + parseInt(cache, 10);
         }
+        if (this.record[field].value && ! /^\d+(\.\d*)? \w+$/.test(this.record[field].value)) {
+            url = 'data:image/png;base64,' + this.record[field].value;
+        }
         return url;
     },
     kanban_text_ellipsis: function(s, size) {