diff --git a/Pilz.Plugins.Advanced.UI.Gtk/Extensions.cs b/Pilz.Plugins.Advanced.UI.Gtk/Extensions.cs
index 9839bc7..2777de3 100644
--- a/Pilz.Plugins.Advanced.UI.Gtk/Extensions.cs
+++ b/Pilz.Plugins.Advanced.UI.Gtk/Extensions.cs
@@ -92,9 +92,10 @@ public static class Extensions
             if (!addDefaultHandler && customClickHandler != null)
                 item.Activated += customClickHandler;
 
-            if (insertPrioSplitters && (prevPrio == null || prevPrio > feature.Prioritization))
+            if (insertPrioSplitters && prevPrio > feature.Prioritization)
             {
-                insertItem(new SeparatorMenuItem());
+                if (prevPrio != null)
+                    insertItem(new SeparatorMenuItem());
                 prevPrio = feature.Prioritization;
             }
 
diff --git a/Pilz.Plugins.Advanced.UI.WinForms.Telerik/Extensions.cs b/Pilz.Plugins.Advanced.UI.WinForms.Telerik/Extensions.cs
index 65e7418..c99a22b 100644
--- a/Pilz.Plugins.Advanced.UI.WinForms.Telerik/Extensions.cs
+++ b/Pilz.Plugins.Advanced.UI.WinForms.Telerik/Extensions.cs
@@ -109,9 +109,10 @@ public static class Extensions
             if (!addDefaultHandler && customClickHandler != null)
                 item.Click += customClickHandler;
 
-            if (insertPrioSplitters && (prevPrio == null || prevPrio > feature.Prioritization))
+            if (insertPrioSplitters && prevPrio > feature.Prioritization)
             {
-                insertItem(new RadMenuSeparatorItem());
+                if (prevPrio != null)
+                    insertItem(new RadMenuSeparatorItem());
                 prevPrio = feature.Prioritization;
             }