diff --git a/assets/mi.svg b/assets/mi.svg
index ff5800096..6300b2019 100644
--- a/assets/mi.svg
+++ b/assets/mi.svg
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:a9e27c01560e1ee474ed73ee6e0b8236145e5efdc34edde6c9f4e45444ee0336
-size 7200
+oid sha256:433732ea75c4d548a42dc8f4d2d16d3d12bd17a74be428c288fd91d68cdc42fe
+size 7523
diff --git a/src/client/app/desktop/assets/header-icon.dark.svg b/src/client/app/desktop/assets/header-icon.dark.svg
new file mode 100644
index 000000000..6983494cc
--- /dev/null
+++ b/src/client/app/desktop/assets/header-icon.dark.svg
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:01b0bea10d65f1594172ed7dfc59b10d8c8f7e48bd30b45923e71063fcca68e9
+size 7175
diff --git a/src/client/app/desktop/assets/header-icon.light.svg b/src/client/app/desktop/assets/header-icon.light.svg
new file mode 100644
index 000000000..7a1a485db
--- /dev/null
+++ b/src/client/app/desktop/assets/header-icon.light.svg
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e302c5e37510cb35e904d62caf3e3202677269399dc7eda3c63434e220143566
+size 7167
diff --git a/src/client/app/desktop/assets/header-logo-white.svg b/src/client/app/desktop/assets/header-logo-white.svg
deleted file mode 100644
index a9f254a57..000000000
--- a/src/client/app/desktop/assets/header-logo-white.svg
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:a6603fcfa29ad204238cd53d09b7030dd4f3a5d60a5833b59181b0f13094c53a
-size 1021
diff --git a/src/client/app/desktop/assets/header-logo.svg b/src/client/app/desktop/assets/header-logo.svg
deleted file mode 100644
index 0dbebe39c..000000000
--- a/src/client/app/desktop/assets/header-logo.svg
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:1ca5203b24fb2ca2d73045cd2ed1de0500eb8ee91357d4c943be384785e31401
-size 946
diff --git a/src/client/app/desktop/views/components/ui.header.vue b/src/client/app/desktop/views/components/ui.header.vue
index 34464bf4b..704579005 100644
--- a/src/client/app/desktop/views/components/ui.header.vue
+++ b/src/client/app/desktop/views/components/ui.header.vue
@@ -150,8 +150,8 @@ root(isDark)
 					display block
 					width 100%
 					height 48px
-					background-image url(/assets/desktop/header-logo.svg)
-					background-size 46px
+					background-image isDark ? url('/assets/desktop/header-icon.dark.svg') : url('/assets/desktop/header-icon.light.svg')
+					background-size 24px
 					background-position center
 					background-repeat no-repeat
 					opacity 0.3
diff --git a/src/client/app/desktop/views/pages/welcome.vue b/src/client/app/desktop/views/pages/welcome.vue
index 03a60dd48..1bb791b68 100644
--- a/src/client/app/desktop/views/pages/welcome.vue
+++ b/src/client/app/desktop/views/pages/welcome.vue
@@ -12,7 +12,7 @@
 		</article>
 	</main>
 	<main v-else class="index">
-		<img :src="$store.state.device.darkmode ? 'assets/title-dark.svg' : 'assets/title.svg'" alt="Misskey">
+		<img :src="$store.state.device.darkmode ? 'assets/title.dark.svg' : 'assets/title.light.svg'" alt="Misskey">
 		<p class="desc"><b>%i18n:common.misskey%</b> - <span @click="about = true">%i18n:@about%</span></p>
 		<p class="account">
 			<button class="signup" @click="signup">%i18n:@signup-button%</button>
diff --git a/assets/title-dark.svg b/src/client/assets/title.dark.svg
similarity index 100%
rename from assets/title-dark.svg
rename to src/client/assets/title.dark.svg
diff --git a/assets/title.svg b/src/client/assets/title.light.svg
similarity index 100%
rename from assets/title.svg
rename to src/client/assets/title.light.svg