diff --git a/web/gui/src/main/webapp/tests/app/fw/mast/mast-spec.js b/web/gui/src/main/webapp/tests/app/fw/mast/mast-spec.js
index 131be1f..67fbfbb 100644
--- a/web/gui/src/main/webapp/tests/app/fw/mast/mast-spec.js
+++ b/web/gui/src/main/webapp/tests/app/fw/mast/mast-spec.js
@@ -21,15 +21,20 @@
     // instantiate the masthead module
     beforeEach(module('onosMast'));
 
-    var $log, ctrl;
+    var $log, ctrl, ms;
 
     // we need an instance of the controller
-    beforeEach(inject(function(_$log_, $controller) {
+    beforeEach(inject(function(_$log_, $controller, MastService) {
         $log = _$log_;
         ctrl = $controller('MastCtrl');
+        ms = MastService;
     }));
 
     it('should start with no radio buttons', function () {
         expect(ctrl.radio).toBeNull();
     });
+
+    it('should declare height to be 36', function () {
+        expect(ms.mastHeight()).toBe(36);
+    })
 });