diff --git a/packages/client/src/pages/admin/overview.user.vue b/packages/client/src/pages/admin/overview.user.vue
index 40592b280b..d70336f3c2 100644
--- a/packages/client/src/pages/admin/overview.user.vue
+++ b/packages/client/src/pages/admin/overview.user.vue
@@ -19,7 +19,7 @@ const props = defineProps<{
 	user: misskey.entities.User;
 }>();
 
-const chart = $ref(null);
+let chart = $ref(null);
 
 os.apiGet('charts/user/notes', { userId: props.user.id, limit: 16, span: 'day' }).then(res => {
 	chart = res;
diff --git a/packages/client/src/pages/gallery/post.vue b/packages/client/src/pages/gallery/post.vue
index e16ccc3150..e87a541e98 100644
--- a/packages/client/src/pages/gallery/post.vue
+++ b/packages/client/src/pages/gallery/post.vue
@@ -74,8 +74,8 @@ const props = defineProps<{
 	postId: string;
 }>();
 
-const post = $ref(null);
-const error = $ref(null);
+let post = $ref(null);
+let error = $ref(null);
 const otherPostsPagination = {
 	endpoint: 'users/gallery/posts' as const,
 	limit: 6,
diff --git a/packages/client/src/pages/theme-editor.vue b/packages/client/src/pages/theme-editor.vue
index cec3833594..d0a26c9cfe 100644
--- a/packages/client/src/pages/theme-editor.vue
+++ b/packages/client/src/pages/theme-editor.vue
@@ -118,7 +118,7 @@ const fgColors = [
 	{ color: 'pink', forLight: '#84667d', forDark: '#e4d1e0', forPreview: '#b12390' },
 ];
 
-const theme = $ref<Partial<Theme>>({
+let theme = $ref<Partial<Theme>>({
 	base: 'light',
 	props: lightTheme.props,
 });
diff --git a/packages/client/src/ui/classic.vue b/packages/client/src/ui/classic.vue
index 310232aec0..a2c26f536e 100644
--- a/packages/client/src/ui/classic.vue
+++ b/packages/client/src/ui/classic.vue
@@ -60,8 +60,8 @@ const DESKTOP_THRESHOLD = 1100;
 let isDesktop = $ref(window.innerWidth >= DESKTOP_THRESHOLD);
 
 let pageMetadata = $ref<null | ComputedRef<PageMetadata>>();
-const widgetsShowing = $ref(false);
-const fullView = $ref(false);
+let widgetsShowing = $ref(false);
+let fullView = $ref(false);
 let globalHeaderHeight = $ref(0);
 const wallpaper = localStorage.getItem('wallpaper') != null;
 const showMenuOnTop = $computed(() => defaultStore.state.menuDisplay === 'top');