diff --git a/picard/tagger.py b/picard/tagger.py
index 30519df1d..cb36df442 100644
--- a/picard/tagger.py
+++ b/picard/tagger.py
@@ -22,6 +22,7 @@ from PyQt4 import QtGui, QtCore
 
 import getopt
 import os.path
+import re
 import shutil
 import signal
 import sys