diff --git a/.vitepress/theme/components/SponsorsAside.vue b/.vitepress/theme/components/SponsorsAside.vue
index edf170b27..88aeaaa08 100644
--- a/.vitepress/theme/components/SponsorsAside.vue
+++ b/.vitepress/theme/components/SponsorsAside.vue
@@ -5,18 +5,6 @@ const { frontmatter } = useData()
 </script>
 
 <template>
-  <a
-    class="viteconf-cta-aside"
-    href="https://viteconf.org/?utm=vue-sidebar"
-    target="_blank"
-  >
-    <img width="22" height="22" src="/viteconf.svg" />
-    <span>
-      <p class="extra-info">Building Together</p>
-      <p class="heading">ViteConf 24 - Oct 3</p>
-      <p class="extra-info">Get your free ticket!</p>
-    </span>
-  </a>
   <div v-if="frontmatter.sponsors !== false">
     <a class="sponsors-aside-text" href="/sponsor/">スポンサー</a>
     <SponsorsGroup tier="special" />
@@ -28,68 +16,10 @@ const { frontmatter } = useData()
 a.sponsors-aside-text {
   color: var(--vt-c-text-3);
   display: block;
-  margin: 1em 0 1em;
+  margin: 3em 0 1em;
   font-weight: 700;
   font-size: 11px;
   text-transform: uppercase;
   letter-spacing: 0.4px;
 }
-
-.viteconf-cta-aside {
-  margin-top: 1rem;
-  margin-bottom: 1rem;
-  border-radius: 4px;
-  padding-top: 0.4rem;
-  padding-bottom: 0.4rem;
-  position: relative;
-  font-size: 0.9rem;
-  font-weight: 700;
-  line-height: 1.1rem;
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  width: 100%;
-  gap: 1rem;
-  background-color: var(--vt-c-bg-soft);
-  border: 2px solid var(--vt-c-bg-soft);
-  transition: border-color 0.5s;
-  filter: grayscale(1);
-}
-.viteconf-cta-aside:hover {
-  border: 2px solid #9499ff;
-  filter: none;
-}
-.viteconf-cta-aside img {
-  transition: transform 0.5s;
-  transform: scale(1.25);
-}
-.viteconf-cta-aside:hover img {
-  transform: scale(1.75);
-}
-
-.viteconf-cta-aside .heading {
-  color: var(--vt-c-text-1);
-}
-
-.viteconf-cta-aside:hover .heading {
-  background-image: linear-gradient(
-    120deg,
-    #b047ff 16%,
-    #9499ff,
-    #9499ff
-  );
-  background-clip: text;
-  -webkit-background-clip: text;
-  -webkit-text-fill-color: transparent;
-}
-.viteconf-cta-aside .extra-info {
-  color: var(--vt-c-text-1);
-  opacity: 0;
-  font-size: 0.7rem;
-  padding-left: 0.1rem;
-  transition: opacity 0.5s;
-}
-.viteconf-cta-aside:hover .extra-info {
-  opacity: 0.9;
-}
 </style>
diff --git a/src/public/viteconf.svg b/src/public/viteconf.svg
deleted file mode 100644
index 2ca20c23f..000000000
--- a/src/public/viteconf.svg
+++ /dev/null
@@ -1,24 +0,0 @@
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