diff --git a/allianceauth/theme/bootstrap/auth_hooks.py b/allianceauth/theme/bootstrap/auth_hooks.py
index 72fe265a..887a6220 100644
--- a/allianceauth/theme/bootstrap/auth_hooks.py
+++ b/allianceauth/theme/bootstrap/auth_hooks.py
@@ -45,7 +45,7 @@ class BootstrapDarkThemeHook(ThemeHook):
             self,
             "Bootstrap Dark",
             "Powerful, extensible, and feature-packed frontend toolkit.",
-            html_tags={"data-theme": "bootstrap-dark"},
+            html_tags={"data-theme": "bootstrap-dark", "data-bs-theme":"dark"},
             css=CSS_STATICS,
             js=JS_STATICS,
             header_padding="3.5em"