diff --git a/dsidev/guide/ds-prototype-firmware.html b/dsidev/guide/ds-prototype-firmware.html
index b02dc5d..17a1540 100644
--- a/dsidev/guide/ds-prototype-firmware.html
+++ b/dsidev/guide/ds-prototype-firmware.html
@@ -27,7 +27,7 @@ layout: dsiware
     <div class="container">
       <div class="imageOne image">
         <img src="/assets/dsi/widebarnoprompt_u.png" style="width:95.5vw;">
-        <img src="/assets/dsi/widepromptnobar.png" style="width:95.5vw;height:175vw;">
+        <img src="/assets/dsi/widepromptnobar.png" style="width:95.5vw;height:172vw;">
         <img src="/assets/dsi/widebarnoprompt_d.png" style="width:95.5vw;">
       </div>
       <div class="othertext" style="width:93vw;">