diff --git a/src/config.py b/src/config.py
index 3e56fdec9..8b22f571e 100644
--- a/src/config.py
+++ b/src/config.py
@@ -437,7 +437,7 @@ class PreferencesWindow:
         self.fill_msg_treeview()
 
         buf = self.xml.get_object('msg_textview').get_buffer()
-        buf.connect('changed', self.on_msg_textview_changed)
+        buf.connect('end-user-action', self.on_msg_textview_changed)
 
         ### Audio / Video tab ###
         def create_av_combobox(opt_name, device_dict, config_name=None,