diff --git a/testing/mochitest/b2g-desktop.json b/testing/mochitest/b2g-desktop.json
index 7a48a072599..8db2311873d 100644
--- a/testing/mochitest/b2g-desktop.json
+++ b/testing/mochitest/b2g-desktop.json
@@ -172,6 +172,7 @@
 
     "content/html/content/test/forms/test_input_file_picker.html":"5 failures out of 139 and timing out, bug 901581",
     "content/html/content/test/forms/test_validation.html":"374 total, bug 901848, no keygen support",
+    "content/html/content/test/forms/test_input_sanitization.html":"times out",
 
     "content/html/content/test/test_bug430351.html":"13 failing out of 700, not focusable iframes? bug 902207",