diff --git a/catalyst/exchange/utils/exchange_utils.py b/catalyst/exchange/utils/exchange_utils.py
index 5c40a26d..658a7002 100644
--- a/catalyst/exchange/utils/exchange_utils.py
+++ b/catalyst/exchange/utils/exchange_utils.py
@@ -446,12 +446,13 @@ def remove_old_files(algo_name, today, rel_path, environ=None):
     # run on all files in the folder
     for f in os.listdir(folder):
         try:
-            creation_unix = os.path.getctime(os.path.join(folder, f))
-            creation_time = pd.to_datetime(creation_unix, unit='s', )
+            file_path = os.path.join(folder, f)
+            creation_unix = os.path.getctime(file_path)
+            creation_time = pd.to_datetime(creation_unix, unit='s', utc=True)
 
             # if the file is older than 30 days erase it
             if today - pd.DateOffset(30) > creation_time:
-                    os.unlink(f)
+                os.unlink(file_path)
         except OSError:
             error = 'unable to erase files in {}'.format(folder)