diff --git a/web/viewer.js b/web/viewer.js
index 0dfc678f9..d88e16e4e 100644
--- a/web/viewer.js
+++ b/web/viewer.js
@@ -932,6 +932,9 @@ var PageView = function pageView(container, pdfPage, id, scale,
             if (comment)
               div.appendChild(comment);
             break;
+          case 'Widget':
+            TODO('support forms');
+            break;
         }
       }
     });