diff --git a/qutebrowser/config/config.py b/qutebrowser/config/config.py
index 25561091f..5dd9636d3 100644
--- a/qutebrowser/config/config.py
+++ b/qutebrowser/config/config.py
@@ -131,7 +131,7 @@ def init(args):
     # We need to import this here because lineparser needs config.
     from qutebrowser.config import lineparser
     command_history = lineparser.LineConfigParser(
-        datadir, 'cmd_history', ('completion', 'history-length'))
+        datadir, 'cmd-history', ('completion', 'history-length'))
     objreg.register('command-history', command_history)