diff --git a/dom/canvas/test/webgl-mochitest.ini b/dom/canvas/test/webgl-mochitest.ini
index c477419ec23d..71c36708245e 100644
--- a/dom/canvas/test/webgl-mochitest.ini
+++ b/dom/canvas/test/webgl-mochitest.ini
@@ -12,7 +12,7 @@ fail-if = (os == 'b2g')
 [webgl-mochitest/test_fb_param.html]
 [webgl-mochitest/test_fb_param_crash.html]
 [webgl-mochitest/test_hidden_alpha.html]
-fail-if = (os == 'b2g') || buildapp == 'mulet' # Mulet - bug 1093639 (crashes in libLLVM-3.0.so)
+skip-if = (os == 'b2g') || buildapp == 'mulet' # Mulet - bug 1093639 (crashes in libLLVM-3.0.so)
 [webgl-mochitest/test_highp_fs.html]
 [webgl-mochitest/test_no_arr_points.html]
 skip-if = android_version == '10' #Android 2.3 aws only; bug 1030942