diff --git a/public/assets/hackth.jpg b/public/assets/hackth.jpg
deleted file mode 100644
index c6fc546..0000000
Binary files a/public/assets/hackth.jpg and /dev/null differ
diff --git a/public/assets/hackth.png b/public/assets/hackth.png
new file mode 100644
index 0000000..804b32e
Binary files /dev/null and b/public/assets/hackth.png differ
diff --git a/public/assets/rayriffy.gif b/public/assets/rayriffy.gif
new file mode 100644
index 0000000..354902d
Binary files /dev/null and b/public/assets/rayriffy.gif differ
diff --git a/public/assets/sunday.jpg b/public/assets/sunday.jpg
deleted file mode 100644
index 1991478..0000000
Binary files a/public/assets/sunday.jpg and /dev/null differ
diff --git a/public/assets/sunday.png b/public/assets/sunday.png
new file mode 100644
index 0000000..d64c6c8
Binary files /dev/null and b/public/assets/sunday.png differ
diff --git a/src/sections/CoorperateSpon.astro b/src/sections/CoorperateSpon.astro
index 9093f9f..001522f 100644
--- a/src/sections/CoorperateSpon.astro
+++ b/src/sections/CoorperateSpon.astro
@@ -7,7 +7,7 @@
 
     <div class="grid grid-cols-2 gap-4 lg:grid-cols-3 lg:gap-16">
       <img
-        src="/7/assets/hackth.jpg"
+        src="/7/assets/hackth.png"
         alt="Hackathon Thailand"
         class="h-24 w-24 rounded-full lg:h-32 lg:w-32"
       />
@@ -52,10 +52,15 @@
         class="h-24 w-24 rounded-full lg:h-32 lg:w-32"
       />
       <img
-        src="/7/assets/sunday.jpg"
+        src="/7/assets/sunday.png"
         alt="sunday"
         class="h-24 w-24 rounded-full lg:h-32 lg:w-32"
       />
+      <img
+        src="/7/assets/rayriffy.gif"
+        alt="rayriffy"
+        class="h-24 w-24 rounded-full lg:h-32 lg:w-32"
+      />
     </div>
   </div>