diff --git a/terminatorlib/config.py b/terminatorlib/config.py
index fbfcb84e..1ce111a5 100644
--- a/terminatorlib/config.py
+++ b/terminatorlib/config.py
@@ -180,9 +180,9 @@ DEFAULTS = {
             'ungroup_tab'      : '<Shift><Super>t',
             'new_window'       : '<Shift><Control>i',
             'new_terminator'   : '<Super>i',
-            'broadcast_off'    : '<Alt>o',
-            'broadcast_group'  : '<Alt>g',
-            'broadcast_all'    : '<Alt>a',
+            'broadcast_off'    : '',
+            'broadcast_group'  : '',
+            'broadcast_all'    : '',
             'insert_number'    : '<Super>1',
             'insert_padded'    : '<Super>0',
             'edit_window_title': '<Control><Alt>w',