diff --git a/system/locale_gen.py b/system/locale_gen.py
index a698c620311..3dc163d4872 100644
--- a/system/locale_gen.py
+++ b/system/locale_gen.py
@@ -4,6 +4,7 @@
 import os
 import os.path
 from subprocess import Popen, PIPE, call
+import re
 
 DOCUMENTATION = '''
 ---