diff --git a/ihatemoney/history.py b/ihatemoney/history.py
index 9dda3de6..72403202 100644
--- a/ihatemoney/history.py
+++ b/ihatemoney/history.py
@@ -82,7 +82,7 @@ def get_history(project, human_readable_names=True):
                 object_str = describe_version(version)
 
             common_properties = {
-                "time": version.transaction.issued_at.strftime("%Y-%m-%dT%H:%M:%SZ"),
+                "time": version.transaction.issued_at,
                 "operation_type": version.operation_type,
                 "object_type": object_type,
                 "object_desc": object_str,
diff --git a/ihatemoney/run.py b/ihatemoney/run.py
index c4b53234..2f6d089b 100644
--- a/ihatemoney/run.py
+++ b/ihatemoney/run.py
@@ -2,6 +2,7 @@ import os
 import os.path
 import warnings
 
+from babel.dates import LOCALTZ
 from flask import Flask, g, render_template, request, session
 from flask_babel import Babel
 from flask_mail import Mail
@@ -146,8 +147,10 @@ def create_app(
     app.jinja_env.globals["locale_from_iso"] = locale_from_iso
     app.jinja_env.filters["minimal_round"] = minimal_round
 
-    # Translations
-    babel = Babel(app)
+    # Translations and time zone (used to display dates).  The timezone is
+    # taken from the BABEL_DEFAULT_TIMEZONE settings, and falls back to
+    # the local timezone of the server OS by using LOCALTZ.
+    babel = Babel(app, default_timezone=str(LOCALTZ))
 
     @babel.localeselector
     def get_locale():
diff --git a/ihatemoney/templates/history.html b/ihatemoney/templates/history.html
index 1ac3284f..b001cdb7 100644
--- a/ihatemoney/templates/history.html
+++ b/ihatemoney/templates/history.html
@@ -177,7 +177,7 @@
     <tbody>
     {% for event in history %}
     <tr>
-            <td><script>document.write(localizeTime("{{ event.time }}"));</script></td>
+            <td>{{ event.time|datetimeformat("medium") }}</td>
             <td >
                 <div class="history_icon">
                     <i {% if event.operation_type == OperationType.INSERT  %}