From fed52f274e796fc28586ee49614b51fd0128df25 Mon Sep 17 00:00:00 2001
From: Travis Ralston <travpc@gmail.com>
Date: Tue, 9 Jun 2020 15:23:34 -0600
Subject: [PATCH] Fix custom theme use with new room list

Fixes https://github.com/vector-im/riot-web/issues/13968

We were grabbing "custom-" instead of the actual theme name.
---
 src/components/structures/UserMenuButton.tsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/components/structures/UserMenuButton.tsx b/src/components/structures/UserMenuButton.tsx
index d8f96d4a91..5fbab796a6 100644
--- a/src/components/structures/UserMenuButton.tsx
+++ b/src/components/structures/UserMenuButton.tsx
@@ -80,7 +80,7 @@ export default class UserMenuButton extends React.Component<IProps, IState> {
     private isUserOnDarkTheme(): boolean {
         const theme = SettingsStore.getValue("theme");
         if (theme.startsWith("custom-")) {
-            return getCustomTheme(theme.substring(0, 7)).is_dark;
+            return getCustomTheme(theme.substring("custom-".length)).is_dark;
         }
         return theme === "dark";
     }