diff --git a/source/assets/img/screenshots/mpc-hc.dvb.thumb.jpg b/source/assets/img/screenshots/mpc-hc.dvb.thumb.jpg
new file mode 100644
index 00000000..b6fa6945
Binary files /dev/null and b/source/assets/img/screenshots/mpc-hc.dvb.thumb.jpg differ
diff --git a/source/assets/img/screenshots/mpc-hc.dvb.thumb.png b/source/assets/img/screenshots/mpc-hc.dvb.thumb.png
deleted file mode 100644
index 70158f11..00000000
Binary files a/source/assets/img/screenshots/mpc-hc.dvb.thumb.png and /dev/null differ
diff --git a/source/assets/img/screenshots/mpc-hc.original.thumb.jpg b/source/assets/img/screenshots/mpc-hc.original.thumb.jpg
new file mode 100644
index 00000000..239be0ca
Binary files /dev/null and b/source/assets/img/screenshots/mpc-hc.original.thumb.jpg differ
diff --git a/source/assets/img/screenshots/mpc-hc.original.thumb.png b/source/assets/img/screenshots/mpc-hc.original.thumb.png
deleted file mode 100644
index 23983144..00000000
Binary files a/source/assets/img/screenshots/mpc-hc.original.thumb.png and /dev/null differ
diff --git a/source/assets/img/screenshots/mpc-hc.toolbar.thumb.jpg b/source/assets/img/screenshots/mpc-hc.toolbar.thumb.jpg
new file mode 100644
index 00000000..87750ebd
Binary files /dev/null and b/source/assets/img/screenshots/mpc-hc.toolbar.thumb.jpg differ
diff --git a/source/assets/img/screenshots/mpc-hc.toolbar.thumb.png b/source/assets/img/screenshots/mpc-hc.toolbar.thumb.png
deleted file mode 100644
index 5c1afdb2..00000000
Binary files a/source/assets/img/screenshots/mpc-hc.toolbar.thumb.png and /dev/null differ
diff --git a/source/index.html b/source/index.html
index 7942e544..9c2100ff 100644
--- a/source/index.html
+++ b/source/index.html
@@ -28,7 +28,7 @@
 <div class="row features gallery">
     <div class="col-xs-12 col-sm-4">
         <a class="thumbnail" href="/assets/img/screenshots/mpc-hc.original.png" title="MPC-HC's main window">
-            <img src="/assets/img/screenshots/mpc-hc.original.thumb.png" width="300" height="200" alt="MPC-HC's main window">
+            <img src="/assets/img/screenshots/mpc-hc.original.thumb.jpg" width="300" height="200" alt="MPC-HC's main window">
         </a>
         <h1>Lightweight</h1>
         <p>
@@ -37,7 +37,7 @@ <h1>Lightweight</h1>
     </div>
     <div class="col-xs-12 col-sm-4">
         <a class="thumbnail" href="/assets/img/screenshots/mpc-hc.toolbar.png" title="MPC-HC with custom toolbar" data-title-id="title-toolbar">
-            <img src="/assets/img/screenshots/mpc-hc.toolbar.thumb.png" width="300" height="200" alt="MPC-HC with custom toolbar">
+            <img src="/assets/img/screenshots/mpc-hc.toolbar.thumb.jpg" width="300" height="200" alt="MPC-HC with custom toolbar">
         </a>
         <h1>Customizable</h1>
         <p>
@@ -47,7 +47,7 @@ <h1>Customizable</h1>
     </div>
     <div class="col-xs-12 col-sm-4">
         <a class="thumbnail" href="/assets/img/screenshots/mpc-hc.dvb.png" title="MPC-HC as DVB Player">
-            <img src="/assets/img/screenshots/mpc-hc.dvb.thumb.png" width="300" height="200" alt="MPC-HC as DVB Player">
+            <img src="/assets/img/screenshots/mpc-hc.dvb.thumb.jpg" width="300" height="200" alt="MPC-HC as DVB Player">
         </a>
 
         <h1>All around player</h1>