diff --git a/public/css/icinga/main.less b/public/css/icinga/main.less
index 996ea33cf..76b460eef 100644
--- a/public/css/icinga/main.less
+++ b/public/css/icinga/main.less
@@ -334,22 +334,24 @@ a:hover > .icon-cancel {
   }
 }
 
-.collapsible.can-collapse:not(.collapsed) + .collapsible-control button {
-  > i.expand-icon {
+.collapsible.can-collapse:not(.collapsed) + .collapsible-control button,
+.collapsible.can-collapse:not(.collapsed) > .collapsible-control {
+  i.expand-icon {
     display: none;
   }
 
-  > i.collapse-icon {
-    display: unset;
+  i.collapse-icon {
+    display: inline;
   }
 }
 
-.collapsible.collapsed + .collapsible-control button {
-  > i.expand-icon {
-    display: unset;
+.collapsible.collapsed + .collapsible-control button,
+.collapsible.collapsed > .collapsible-control {
+  i.expand-icon {
+    display: inline;
   }
 
-  > i.collapse-icon {
+  i.collapse-icon {
     display: none;
   }
 }