diff --git a/src/css/style.less b/src/css/style.less
index c52302a7..395ab687 100644
--- a/src/css/style.less
+++ b/src/css/style.less
@@ -388,6 +388,12 @@ div.br {
     z-index: 2000;
 }
 
+.magikarp {
+    .loader{
+        background: rgba(255, 255, 255, 0.5) url(../img/magikarp.gif) center 15% no-repeat;
+    }
+}
+
 .with-nyancat {
     .loader{
         background: rgba(255, 255, 255, 0.5) url(../img/nyancat.gif) center 15% no-repeat;
diff --git a/src/img/magikarp.gif b/src/img/magikarp.gif
new file mode 100644
index 00000000..797ddf93
Binary files /dev/null and b/src/img/magikarp.gif differ
diff --git a/src/js/yunohost/main.js b/src/js/yunohost/main.js
index 72615a31..f651a412 100644
--- a/src/js/yunohost/main.js
+++ b/src/js/yunohost/main.js
@@ -238,6 +238,13 @@
     $(document).ready(function () {
         // Run Sammy.js application
         app.run('#/');
+
+        // April fools easter egg ;)
+        var today = new Date();
+        if ((today.getDate() == 1) && (today.getMonth()+1 == 4))
+        {
+            $('#main').addClass("magikarp");
+        }
     });
 
 })();