diff --git a/lib/roles/device/plugins/screenshot.js b/lib/roles/device/plugins/screenshot.js
index 4d23bdbe..2b32ac10 100644
--- a/lib/roles/device/plugins/screenshot.js
+++ b/lib/roles/device/plugins/screenshot.js
@@ -32,8 +32,8 @@ module.exports = syrup.serial()
           }
           else {
             resolve(storage.store('image', res, {
-              filename: util.format('%s.png', options.serial)
-            , contentType: 'image/png'
+              filename: util.format('%s.jpg', options.serial)
+            , contentType: 'image/jpeg'
             , knownLength: +res.headers['content-length']
             }))
           }