diff --git a/beetsplug/replaygain.py b/beetsplug/replaygain.py
index 40b3a3a..9b54a5a 100644
--- a/beetsplug/replaygain.py
+++ b/beetsplug/replaygain.py
@@ -627,11 +627,10 @@ class ReplayGainPlugin(BeetsPlugin):
         super(ReplayGainPlugin, self).__init__()
         self.import_stages = [self.imported]
 
-        # default backend is 'command' for backward-compatibility.
         self.config.add({
             'overwrite': False,
             'auto': True,
-            'backend': u'command',
+            'backend': u'bs1770gain',
             'targetlevel': 89,
         })