diff --git a/edit_data_form.py b/edit_data_form.py
index 2c7af8f..219d85f 100755
--- a/edit_data_form.py
+++ b/edit_data_form.py
@@ -46,7 +46,7 @@ class FormApp(npyscreen.NPSAppManaged):
     def get_filepath(self):
         name = self.base_data.get_form_values_dict()['fullname']
         date = datetime.datetime.now().replace(microsecond=0).isoformat()
-        fn = '{}_{}.json'.format('_'.join(name.lower().split()), date)
+        fn = '{}_{}.json'.format('_'.join(name.lower().split()), date.replace(':',''))
         file_path = pathlib.Path(self.dir_path, fn)
         return file_path