diff --git a/agenda/data.py b/agenda/data.py
index c0f2712..25eca11 100644
--- a/agenda/data.py
+++ b/agenda/data.py
@@ -1,13 +1,13 @@
 """Agenda data."""
 
 import asyncio
-import configparser
 import os
 import typing
 from datetime import date, datetime, timedelta
 
 import dateutil.rrule
 import dateutil.tz
+import flask
 import holidays  # type: ignore
 import isodate  # type: ignore
 import lxml
@@ -185,23 +185,11 @@ def read_events_yaml(data_dir: str, start: date, end: date) -> list[Event]:
     return events
 
 
-def get_config() -> configparser.ConfigParser:
-    """Load config file."""
-    config_filename = os.path.join(os.path.dirname(__file__), "..", "config")
-
-    assert os.path.exists(config_filename)
-
-    config = configparser.ConfigParser()
-    config.read(config_filename)
-
-    return config
-
-
-async def get_data(now: datetime) -> typing.Mapping[str, str | object]:
+async def get_data(
+    now: datetime, config: flask.config.Config
+) -> typing.Mapping[str, str | object]:
     """Get data to display on agenda dashboard."""
-    config = get_config()
-
-    data_dir = config.get("data", "dir")
+    data_dir = config["DATA_DIR"]
 
     rocket_dir = os.path.join(data_dir, "thespacedevs")
     today = now.date()
@@ -237,7 +225,7 @@ async def get_data(now: datetime) -> typing.Mapping[str, str | object]:
         "gwr_advance_tickets": gwr_advance_tickets,
     }
 
-    my_data = config["data"]["personal-data"]
+    my_data = config["PERSONAL_DATA"]
     events = (
         [
             Event(name="mothers_day", date=uk_holiday.get_mothers_day(today)),
@@ -254,7 +242,7 @@ async def get_data(now: datetime) -> typing.Mapping[str, str | object]:
     events += combine_holidays(bank_holiday + get_us_holidays(last_year, next_year))
     events += birthday.get_birthdays(last_year, os.path.join(my_data, "entities.yaml"))
     events += accommodation.get_events(os.path.join(my_data, "accommodation.yaml"))
-    events += travel.all_events(config["data"]["personal-data"])
+    events += travel.all_events(my_data)
     events += conference.get_list(os.path.join(my_data, "conferences.yaml"))
     events += backwell_bins + bristol_bins
     events += read_events_yaml(my_data, last_year, next_year)
diff --git a/agenda/fx.py b/agenda/fx.py
index 34a7eac..1d48e49 100644
--- a/agenda/fx.py
+++ b/agenda/fx.py
@@ -1,19 +1,19 @@
 """Currency exchange rates."""
 
-import configparser
 import json
 import os
 import typing
 from datetime import datetime, timedelta
 from decimal import Decimal
 
+import flask
 import httpx
 
 
-async def get_gbpusd(config: configparser.ConfigParser) -> Decimal:
+async def get_gbpusd(config: flask.config.Config) -> Decimal:
     """Get the current value for GBPUSD, with caching."""
-    access_key = config.get("exchangerate", "access_key")
-    data_dir = config.get("data", "dir")
+    access_key = config["EXCHANGERATE_ACCESS_KEY"]
+    data_dir = config["DATA_DIR"]
 
     now = datetime.now()
     now_str = now.strftime("%Y-%m-%d_%H:%M")
diff --git a/web_view.py b/web_view.py
index 0bcfe69..65cfe0f 100755
--- a/web_view.py
+++ b/web_view.py
@@ -19,6 +19,7 @@ import agenda.travel
 
 app = flask.Flask(__name__)
 app.debug = False
+app.config.from_object("config.default")
 
 
 @app.errorhandler(werkzeug.exceptions.InternalServerError)
@@ -52,7 +53,7 @@ def exception_handler(e: werkzeug.exceptions.InternalServerError) -> tuple[str,
 async def index() -> str:
     """Index page."""
     now = datetime.now()
-    data = await agenda.data.get_data(now)
+    data = await agenda.data.get_data(now, app.config)
 
     return flask.render_template("index.html", today=now.date(), **data)
 
@@ -60,8 +61,7 @@ async def index() -> str:
 @app.route("/travel")
 def travel_list() -> str:
     """Page showing a list of upcoming travel."""
-    config = agenda.data.get_config()
-    data_dir = config["data"]["personal-data"]
+    data_dir = app.config["PERSONAL_DATA"]
     flights = agenda.travel.parse_yaml("flights", data_dir)
     trains = agenda.travel.parse_yaml("trains", data_dir)
 
@@ -76,8 +76,7 @@ def as_date(d: date | datetime) -> date:
 @app.route("/conference")
 def conference_list() -> str:
     """Page showing a list of conferences."""
-    config = agenda.data.get_config()
-    data_dir = config["data"]["personal-data"]
+    data_dir = app.config["PERSONAL_DATA"]
     filepath = os.path.join(data_dir, "conferences.yaml")
     item_list = yaml.safe_load(open(filepath))["conferences"]
     today = date.today()