diff --git a/public/css/icinga/layout-structure.less b/public/css/icinga/layout-structure.less
index b1ca8e65a..f9ff26e10 100644
--- a/public/css/icinga/layout-structure.less
+++ b/public/css/icinga/layout-structure.less
@@ -26,11 +26,14 @@ body {
 #sidebar {
   width: 16em;
   display: flex;
-  flex-direction: column;
   position: relative;
   z-index: 2;
 }
 
+#layout:not(.minimal-layout) #sidebar {
+  flex-direction: column;
+}
+
 #layout:not(.minimal-layout) #sidebar:after {
   content: "";
   display: block;