diff --git a/lib/utils/datetime.dart b/lib/utils/datetime.dart
index 2a13acc41..4ff4dcb53 100644
--- a/lib/utils/datetime.dart
+++ b/lib/utils/datetime.dart
@@ -6,7 +6,7 @@ import 'package:gitjournal/utils/logger.dart';
 
 final _simpleDateFormat = DateFormat("yyyy-MM-dd-HH-mm-ss");
 final _iso8601DateFormat = DateFormat("yyyy-MM-ddTHH:mm:ss");
-final _zettleDateFormat = DateFormat("yyyyMMddHHmss");
+final _zettleDateFormat = DateFormat("yyyyMMddHHmmss");
 
 String toSimpleDateTime(DateTime dt) {
   return _simpleDateFormat.format(dt);
diff --git a/test/datetime_utils_test.dart b/test/datetime_utils_test.dart
index 0901f18a8..2d5c01e0a 100644
--- a/test/datetime_utils_test.dart
+++ b/test/datetime_utils_test.dart
@@ -46,5 +46,11 @@ void main() {
 
       expect(str, "2011-06-06T05:05:03-11:30");
     });
+
+    test('Test ZettleDateTime', () {
+      var dateTime = DateTime.utc(2011, 6, 6, 5, 5, 3);
+      var str = toZettleDateTime(dateTime);
+      expect(str, "20110606050503");
+    });
   });
 }