diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9df746c..202c38b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,19 @@
 # iCalendar Timeseries Server Changelog
 
 
+<!-- BEGIN RELEASE v0.4.1 -->
+## Version 0.4.1
+
+### Changes
+
+<!-- BEGIN CHANGES 0.4.1 -->
+- Fix todo sorting by due date.
+- Update README regarding `todo` time series.
+<!-- END CHANGES 0.4.1 -->
+
+<!-- END RELEASE v0.4.1 -->
+
+
 <!-- BEGIN RELEASE v0.4.0 -->
 ## Version 0.4.0
 
diff --git a/README.md b/README.md
index 60a5fe6..b3af7e8 100644
--- a/README.md
+++ b/README.md
@@ -168,6 +168,12 @@ In addition, PromQL label filters can be used.
 event{calendar="public",foo=~".*"}
 ```
 
+Alongside with events, todos are exported in a second time series:
+
+```
+todo{status!="COMPLETED"}
+```
+
 ## Why Prometheus API
 
 - It's JSON. A JSON generator is builtin in Python, so no further dependency.
diff --git a/icalendar_timeseries_server/api.py b/icalendar_timeseries_server/api.py
index fbfd60d..694a467 100644
--- a/icalendar_timeseries_server/api.py
+++ b/icalendar_timeseries_server/api.py
@@ -38,9 +38,8 @@ def prometheus_api():
             elif q.name == 'todo':
                 events.extend(get_calendar_todos(name))
                 events = list(filter(q, events))
-                [print(e.name, e.due, e.priority) for e in events]
                 # Sort by due date and priority
-                events.sort(key=lambda e: (e.due, e.priority))
+                events.sort(key=lambda e: (e.due is None, e.due, e.priority))
         response = {
             'status': 'success',
             'data': {
diff --git a/icalendar_timeseries_server/todo.py b/icalendar_timeseries_server/todo.py
index 64ad7ad..ff5e403 100644
--- a/icalendar_timeseries_server/todo.py
+++ b/icalendar_timeseries_server/todo.py
@@ -2,7 +2,7 @@ from typing import Any, Dict, List
 
 import icalendar
 import jinja2
-from datetime import datetime, timedelta
+from datetime import datetime, date, timedelta
 
 from icalendar_timeseries_server.config import get_config, get_jenv
 from icalendar_timeseries_server.query import Metric
@@ -18,7 +18,6 @@ _ATTRIBUTES: List[str] = [
     'status',
     'summary',
     'url',
-    'due',
     'attach'
 ]
 
@@ -28,6 +27,15 @@ class Todo(Metric):
     def __init__(self, cname: str, todo: icalendar.cal.Todo, start: datetime, end: datetime):
         self.calendar: str = cname
         self.start = start
+        due = todo.get('due', None)
+        if due:
+            if isinstance(due.dt, datetime):
+                self.due = due.dt
+            elif isinstance(due.dt, date):
+                self.due = datetime.combine(due.dt, datetime.min.time())
+                self.due = self.due.replace(tzinfo=get_config().tz)
+        else:
+            self.due = None
         # self.attributes: Dict[str, str] = dict()
         attributes: Dict[str, str] = dict()
         tmp: Dict[str, Any] = {
@@ -35,6 +43,8 @@ class Todo(Metric):
             'start': start,
             'end': end
         }
+        if self.due:
+            tmp['due'] = str(self.due)
         for attr in _ATTRIBUTES:
             tmp[attr] = todo.get(attr, '')
         substitution_keys = set(_ATTRIBUTES)
@@ -49,11 +59,6 @@ class Todo(Metric):
             newvalue: str = jtemplate.render(**tmp)
             attributes[newkey] = newvalue
         self.uid: str = f'{cname}-{start.strftime("%Y%m%dT%H%M%S%Z")}'
-        due = todo.get('due', None)
-        if due:
-            self.due = due.dt
-        else:
-            self.due = datetime.now(get_config().tz) + timedelta(days=36500)
         self.priority = todo.get('priority', '0')
         super().__init__('todo', attributes)