diff --git a/lib/components/SideMenu/side-menu.spec.js b/lib/components/SideMenu/side-menu.spec.js
index cf816ecf..936bcb47 100644
--- a/lib/components/SideMenu/side-menu.spec.js
+++ b/lib/components/SideMenu/side-menu.spec.js
@@ -51,7 +51,7 @@ describe('Redoc components', () => {
       });
 
       it('should use window as scrollParent', () => {
-        component.scrollParent.should.be.equal(window);
+        expect(component.scrollParent).toBe(window);
       });
 
       it('should run hashScroll when redoc bootstrapped', (done) => {