diff --git a/_includes/head.html b/_includes/head.html
index 0580dc35..771c4e48 100644
--- a/_includes/head.html
+++ b/_includes/head.html
@@ -44,5 +44,5 @@
 
   <!-- CSS stylesheets -->
   <link href="/assets/css/style.css?v=5" rel="stylesheet">
-  <link id="dark-css" href="/assets/css/dark.css?v=1" rel="stylesheet" media="(prefers-color-scheme: dark)">
+  <link id="dark-css" href="/assets/css/dark.css?v=2" rel="stylesheet" media="(prefers-color-scheme: dark)">
 </head>
diff --git a/assets/css/dark.scss b/assets/css/dark.scss
index d7133452..d982475b 100644
--- a/assets/css/dark.scss
+++ b/assets/css/dark.scss
@@ -111,6 +111,11 @@ img {
   border-color: $dark-300;
 }
 
+.form-control[readonly],
+.form-control:disabled {
+  background: $dark-300;
+}
+
 .card,
 .jumbotron,
 .list-group-item {