diff --git a/src/themes/dark/theme.css b/src/themes/dark/theme.css
index c4db9956af..d1f0ead9e7 100644
--- a/src/themes/dark/theme.css
+++ b/src/themes/dark/theme.css
@@ -320,7 +320,8 @@ html {
     color: #fff;
 }
 
-.mainDrawer {
+.mainDrawer,
+.drawer-open {
     background-color: #101010;
 }