diff --git a/style.css b/style.css
index e82ec88844732246e45a53efe6295a13951d97b0..edd837439e2eec955a891870b9423343f5f601b4 100644
--- a/style.css
+++ b/style.css
@@ -19,7 +19,7 @@
  */
 
 /* Default Nextcloud (v25) theme variables and colors */
-:root, [data-theme-light] {
+:root, [data-theme-light], [data-theme-light-highcontrast] {
     --main-color: var(--color-main-text);
     --main-bg-color: var(--color-main-background);
     --main-bg-image: none;