diff --git a/static/index.html b/static/index.html
index 3d427b2..f83524e 100644
--- a/static/index.html
+++ b/static/index.html
@@ -170,7 +170,7 @@
         </label>   
         <label>
           <input type="radio" name="type" value="v2board_lolin_s2_mini" />
-          <img src="./v2board_lolin_s2_mini.jpg" alt="ratgdo v2 board with lolin s2 mini" />
+          <img src="./v2board_lolin_s2_mini.png" alt="ratgdo v2 board with lolin s2 mini" />
         </label>      
       </div>
 
diff --git a/static/v2board_lolin_s2_mini.jpg b/static/v2board_lolin_s2_mini.jpg
deleted file mode 100644
index 1272cbb..0000000
Binary files a/static/v2board_lolin_s2_mini.jpg and /dev/null differ
diff --git a/static/v2board_lolin_s2_mini.png b/static/v2board_lolin_s2_mini.png
new file mode 100644
index 0000000..a74e096
Binary files /dev/null and b/static/v2board_lolin_s2_mini.png differ