diff --git a/tests/unit/controlgroup/controlgroup.html b/tests/unit/controlgroup/controlgroup.html
index df77ed64dad..e150c2c3f40 100644
--- a/tests/unit/controlgroup/controlgroup.html
+++ b/tests/unit/controlgroup/controlgroup.html
@@ -5,7 +5,7 @@
 	<title>jQuery UI Controlgroup Test Suite</title>
 
 	<script src="../../../external/requirejs/require.js"></script>
-	<script src="../../lib/css.js" data-modules="core button checboxradio selectmenu controlgroup"></script>
+	<script src="../../lib/css.js" data-modules="core button checkboxradio selectmenu controlgroup"></script>
 	<script src="../../lib/bootstrap.js" data-modules="common core methods options"></script>
 </head>
 <body>
