diff --git a/src/calibre/devices/mtp/driver.py b/src/calibre/devices/mtp/driver.py index 815630bf64..532df43b2f 100644 --- a/src/calibre/devices/mtp/driver.py +++ b/src/calibre/devices/mtp/driver.py @@ -223,7 +223,7 @@ class MTP_DEVICE(BASE): dinfo['device_name'] = name dinfo['location_code'] = location_code dinfo['last_library_uuid'] = getattr(self, 'current_library_uuid', None) - dinfo['calibre_version'] = '.'.join([str(i) for i in numeric_version]) + dinfo['calibre_version'] = '.'.join(str(i) for i in numeric_version) dinfo['date_last_connected'] = isoformat(now()) dinfo['mtp_prefix'] = storage.storage_prefix raw = as_bytes(json.dumps(dinfo, default=to_json))