diff --git a/tools/analyze-dump-sort.py b/tools/analyze-dump-sort.py
index 015027ad4b..db7b067b8b 100755
--- a/tools/analyze-dump-sort.py
+++ b/tools/analyze-dump-sort.py
@@ -13,8 +13,9 @@ tools/analyze-dump-sort.py /var/tmp/{dump1,dump2} → this does a diff from dump
 """
 
 import argparse
-import tempfile
 import subprocess
+import tempfile
+
 
 def sort_dump(sourcefile, destfile=None):
     if destfile is None: