diff --git a/layout/base/tests/mochitest.ini b/layout/base/tests/mochitest.ini
index 3e1a44e704f..d464e88064e 100644
--- a/layout/base/tests/mochitest.ini
+++ b/layout/base/tests/mochitest.ini
@@ -199,6 +199,7 @@ skip-if = buildapp == 'mulet' || buildapp == 'b2g' || toolkit == 'android' || e1
 support-files = bug583889_inner1.html bug583889_inner2.html
 [test_bug582771.html]
 [test_bug968148.html]
+skip-if = buildapp == 'mulet' # bug 1087611
 support-files = bug968148_inner.html
 [test_bug603550.html]
 skip-if = buildapp == 'b2g' || toolkit == 'android' || e10s #TIMED_OUT # b2g(Components.classes[@mozilla.org/widget/dragservice;1] is undefined) b2g-debug(Components.classes[@mozilla.org/widget/dragservice;1] is undefined) b2g-desktop(Components.classes[@mozilla.org/widget/dragservice;1] is undefined)