diff --git a/src/common/logger.py b/src/common/logger.py
index 69745c7e7..effc16a03 100644
--- a/src/common/logger.py
+++ b/src/common/logger.py
@@ -33,7 +33,7 @@ import sys
 import time
 import datetime
 from gzip import GzipFile
-from io import BytesIO
+from io import BytesIO, StringIO
 from gi.repository import GObject
 
 from common import exceptions