diff --git a/assets/less/classes/header.less b/assets/less/classes/header.less
index c9bc69ae..ad9d1c1f 100644
--- a/assets/less/classes/header.less
+++ b/assets/less/classes/header.less
@@ -45,6 +45,7 @@
         cursor: pointer;
         display: block;
         background: url('https://static.flash.moe/images/imouto-transparent.png') no-repeat center / cover;
+        background-image: url('https://static.flash.moe/images/imouto-halloween.png');
         width: 60px;
         height: 60px;
         font-size: 0;