diff --git a/pep-0356.txt b/pep-0356.txt
index 22bd63235..e4b79b85e 100644
--- a/pep-0356.txt
+++ b/pep-0356.txt
@@ -158,7 +158,7 @@ Open issues
         http://python.org/sf/1508010
         http://python.org/sf/1475523
         http://python.org/sf/1494314
-	http://python.org/sf/1515471
+        http://python.org/sf/1515471
 
     - Should relative imports from __main__ work when feasible?
         Bug report: http://python.org/sf/1510172