diff --git a/proof/analysis.py b/proof/analysis.py
index f9c815d..3389d2a 100644
--- a/proof/analysis.py
+++ b/proof/analysis.py
@@ -12,8 +12,8 @@
 import hashlib
 import inspect
 import logging
-import pickle
 import os
+import pickle
 from copy import deepcopy
 from glob import glob