foo.diff

diff --git a/src/browser/ui/dom/HTMLDOMPropertyConfig.js b/src/browser/ui/dom/HTMLDOMPropertyConfig.js
index b3f569e..c2448f3 100644
--- a/src/browser/ui/dom/HTMLDOMPropertyConfig.js
+++ b/src/browser/ui/dom/HTMLDOMPropertyConfig.js
@@ -137,6 +137,12 @@ var HTMLDOMPropertyConfig = {
     autoCorrect: null, // Supported in Mobile Safari for keyboard hints
     property: null // Supports OG in meta tags
   },
+  OverrideProperties: {
+    progress: {
+      value: MUST_USE_ATTRIBUTE
+    }
+  },
+
   DOMAttributeNames: {
     className: 'class',
     htmlFor: 'for',