diff --git a/html/src/theme.dark.scss b/html/src/theme.dark.scss
index 14c086d9..17ae2199 100644
--- a/html/src/theme.dark.scss
+++ b/html/src/theme.dark.scss
@@ -18,6 +18,10 @@
     border-radius: 16px;
 }
 
+:root {
+    color-scheme: dark;
+}
+
 html,
 body {
     background-color: #101010;