diff --git a/daemon/core/gui/dialogs/nodeconfigservice.py b/daemon/core/gui/dialogs/nodeconfigservice.py
index b5250eba..b9a9a1f5 100644
--- a/daemon/core/gui/dialogs/nodeconfigservice.py
+++ b/daemon/core/gui/dialogs/nodeconfigservice.py
@@ -84,7 +84,7 @@ class NodeConfigServiceDialog(Dialog):
         button.grid(row=0, column=3, sticky="ew")
 
         # trigger group change
-        self.groups.listbox.event_generate("<<ListboxSelect>>")
+        self.handle_group_change()
 
     def handle_group_change(self, event: tk.Event = None) -> None:
         selection = self.groups.listbox.curselection()
diff --git a/daemon/core/gui/dialogs/nodeservice.py b/daemon/core/gui/dialogs/nodeservice.py
index f6f5e5cf..6fcc2912 100644
--- a/daemon/core/gui/dialogs/nodeservice.py
+++ b/daemon/core/gui/dialogs/nodeservice.py
@@ -82,7 +82,7 @@ class NodeServiceDialog(Dialog):
         button.grid(row=0, column=3, sticky="ew")
 
         # trigger group change
-        self.groups.listbox.event_generate("<<ListboxSelect>>")
+        self.handle_group_change()
 
     def handle_group_change(self, event: tk.Event = None) -> None:
         selection = self.groups.listbox.curselection()