diff --git a/lib/solaar/ui/window.py b/lib/solaar/ui/window.py
index 205b9a6a..11344b25 100644
--- a/lib/solaar/ui/window.py
+++ b/lib/solaar/ui/window.py
@@ -551,6 +551,7 @@ def _update_device_panel(device, panel, buttons, full=False):
 		panel._lux.set_visible(False)
 
 	buttons._pair.set_visible(False)
+	buttons._unpair.set_sensitive(device.receiver.unifying_supported)
 	buttons._unpair.set_visible(True)
 
 	panel.set_visible(True)