diff --git a/mo/web/org_round.py b/mo/web/org_round.py
index 86339bb25b1706325471734c78fb807ce21c1c8c..80c9548084b3160e9977e03a747729f1c1c6aeb0 100644
--- a/mo/web/org_round.py
+++ b/mo/web/org_round.py
@@ -8,7 +8,6 @@ from sqlalchemy.orm import joinedload
 import werkzeug.exceptions
 import wtforms
 from wtforms import validators
-from wtforms.fields.html5 import DateTimeLocalField
 
 import mo
 import mo.csv
@@ -251,15 +250,15 @@ class RoundEditForm(FlaskForm):
     # Only the desktop Firefox does not support datetime-local field nowadays,
     # other browsers does provide date and time picker UI :(
     tasks_file = wtforms.StringField("Soubor se zadáním", description="Cesta k ručně uploadovanému souboru", filters=[lambda x: x or None])
-    ct_tasks_start = DateTimeLocalField(
+    ct_tasks_start = wtforms.DateTimeField(
         "Čas zveřejnění úloh", validators=[validators.Optional()],
         description="Ve formátu 2020-01-01 00:00:00"
     )
-    ct_submit_end = DateTimeLocalField(
+    ct_submit_end = wtforms.DateTimeField(
         "Konec odevzdávání pro účastníky", validators=[validators.Optional()],
         description="Ve formátu 2020-01-01 00:00:00"
     )
-    pr_submit_end = DateTimeLocalField(
+    pr_submit_end = wtforms.DateTimeField(
         "Konec odevzdávání pro dozor", validators=[validators.Optional()],
         description="Ve formátu 2020-01-01 00:00:00"
     )