diff --git a/ghost/admin/app/styles/app-dark.css b/ghost/admin/app/styles/app-dark.css
index 5dca73a85f..e58714bca0 100644
--- a/ghost/admin/app/styles/app-dark.css
+++ b/ghost/admin/app/styles/app-dark.css
@@ -50,6 +50,11 @@
 @import "layouts/subscribers.css";
 
 
+/* Addons: gh-koenig
+/* ---------------------------------------------------------- */
+@import "addons/gh-koenig/gh-koenig.css";
+
+
 :root {
     --darkgrey: #e5eff5;
     --midgrey: #738a94;
@@ -114,3 +119,7 @@ input,
 .dropdown-menu > li > a:hover, .dropdown-menu > li > a:focus, .dropdown-menu > li > button:hover, .dropdown-menu > li > button:focus {
     color: var(--lightgrey);
 }
+
+.gh-cardmenu {
+    background: var(--lightgrey);
+}