diff --git a/src/theme.scss b/src/theme.scss
index fd02f8bfd..0b46e8247 100644
--- a/src/theme.scss
+++ b/src/theme.scss
@@ -1966,7 +1966,7 @@ tag-input {
         color: $textColor;
     }
 
-    .form-control[disabled] {
+    .form-control[disabled], .form-control[readonly] {
         background-color: $backgroundDark;
     }