diff --git a/js/xpconnect/tests/unit/xpcshell.ini b/js/xpconnect/tests/unit/xpcshell.ini
index 1db1412a26d6..1f5425c5bd6a 100644
--- a/js/xpconnect/tests/unit/xpcshell.ini
+++ b/js/xpconnect/tests/unit/xpcshell.ini
@@ -35,6 +35,7 @@ support-files =
 [test_bug849730.js]
 [test_bug851895.js]
 [test_bug854558.js]
+[test_bug856067.js]
 [test_bug868675.js]
 [test_bug867486.js]
 [test_bug872772.js]