diff --git a/closure/goog/demos/blobhasher.html b/closure/goog/demos/blobhasher.html
index 2e82f659a5..be215b7026 100644
--- a/closure/goog/demos/blobhasher.html
+++ b/closure/goog/demos/blobhasher.html
@@ -52,7 +52,7 @@ <h1>goog.crypt.BlobHasher</h1>
 }
 
 function display(message) {
-  document.getElementById('output').innerHTML = message;
+  document.getElementById('output').textContent = message;
 }
 
 </script>