diff --git a/dataflows/processors/dumpers/file_formats.py b/dataflows/processors/dumpers/file_formats.py
index 53b2cea..ade33d0 100644
--- a/dataflows/processors/dumpers/file_formats.py
+++ b/dataflows/processors/dumpers/file_formats.py
@@ -6,7 +6,7 @@
 
 
 DATE_FORMAT = '%Y-%m-%d'
-DATETIME_FORMAT = '%Y-%m-%dT%H:%M:%SZ'
+DATETIME_FORMAT = '%Y-%m-%dT%H:%M:%S'
 TIME_FORMAT = '%H:%M:%S'