diff --git a/test/data/support/testElementCrash.html b/test/data/support/testElementCrash.html
index db2c45500..583ca7b0f 100644
--- a/test/data/support/testElementCrash.html
+++ b/test/data/support/testElementCrash.html
@@ -8,6 +8,7 @@
 		}
 	</style>
 	<script src="../../../src/core.js"></script>
+	<script src="../../../src/callbacks.js"></script>
 	<script src="../../../src/deferred.js"></script>
 	<script src="../../../src/support.js"></script>
 </head>