diff --git a/core/src/components/button/test/basic/index.html b/core/src/components/button/test/basic/index.html
index be2b7a3520..9714734238 100644
--- a/core/src/components/button/test/basic/index.html
+++ b/core/src/components/button/test/basic/index.html
@@ -70,12 +70,12 @@
       </p>
 
       <p>
-        <ion-button id="disabledButton" disabled onclick="clickedButton(event)">Button Disabled</ion-button>
-        <ion-button color="secondary" disabled>Secondary Disabled</ion-button>
+        <ion-button expand="block" id="disabledButton" disabled onclick="clickedButton(event)">Button Disabled</ion-button>
+        <ion-button expand="block" color="secondary" disabled>Secondary Disabled</ion-button>
       </p>
 
       <p>
-          <ion-button onclick="toggleDisabled()">Toggle Disabled</ion-button>
+        <ion-button expand="block" onclick="toggleDisabled()">Toggle Disabled</ion-button>
       </p>
 
       <p>