diff --git a/utils/checkpackagelib/lib.py b/utils/checkpackagelib/lib.py
index c65a2ed939..457b3c3171 100644
--- a/utils/checkpackagelib/lib.py
+++ b/utils/checkpackagelib/lib.py
@@ -53,6 +53,7 @@ class TrailingSpace(_CheckFunction):
                     .format(self.filename, lineno),
                     text]
 
+
 class Utf8Characters(_CheckFunction):
     def is_ascii(self, s):
         try: