diff --git a/lib/gui_qt.py b/lib/gui_qt.py
index 5f4ad2e1..0bc782cb 100644
--- a/lib/gui_qt.py
+++ b/lib/gui_qt.py
@@ -1133,7 +1133,7 @@ class ElectrumWindow(QMainWindow):
 
         set_button(current_line()[2])
 
-        hbox.addWidget(QLabel(_('Protocol:')))
+        hbox.addWidget(QLabel(_('Protocol')+':'))
         hbox.addWidget(radio1)
         hbox.addWidget(radio2)