diff --git a/composer.json b/composer.json
index 2b3e2a92e..48948a568 100644
--- a/composer.json
+++ b/composer.json
@@ -100,6 +100,9 @@
             },
             "drupal/entity_reference_revisions": {
                 "https://www.drupal.org/project/entity_reference_revisions/issues/2937835": "https://www.drupal.org/files/issues/2021-03-26/entity_reference_revisions-field_formatter_label-2937835-36.patch"
+            },
+            "drupal/datetime_range_timezone": {
+                "https://www.drupal.org/project/datetime_range_timezone/issues/3268321": "https://git.drupalcode.org/project/datetime_range_timezone/-/merge_requests/7.diff"
             }
         },
         "drupal-scaffold": {
diff --git a/modules/oe_theme_content_event/templates/datetime-range-timezone.html.twig b/modules/oe_theme_content_event/templates/datetime-range-timezone.html.twig
index 375ca1aff..52a48a9ac 100644
--- a/modules/oe_theme_content_event/templates/datetime-range-timezone.html.twig
+++ b/modules/oe_theme_content_event/templates/datetime-range-timezone.html.twig
@@ -7,11 +7,17 @@
  */
 #}
 <div class='daterange'>
-    <span class='daterange__date daterange__start-date'>{{ start_date }}</span>
+  <span class='daterange__date daterange__start-date'><time datetime="{{ iso_start_date }}">{{ start_date }}</time></span>
+
+  {% if separator is not empty %}
     <span class='daterange__separtor'> {{ separator }} </span>
-    <span class='daterange__date daterange__end-date'>{{ end_date }}</span>
+  {% endif %}
+
+  {% if end_date is not empty %}
+    <span class='daterange__date daterange__end-date'><time datetime="{{ iso_end_date }}">{{ end_date }}</time></span>
+  {% endif %}
 
-    {% if timezone %}
-        <span class='daterange__timezone'> {{ timezone }}</span>
-    {% endif %}
+  {% if timezone %}
+    <span class='daterange__timezone'>{{ timezone }}</span>
+  {% endif %}
 </div>
diff --git a/tests/src/Functional/ContentEventRenderTest.php b/tests/src/Functional/ContentEventRenderTest.php
index b1b6e3cb9..f37cb7d78 100644
--- a/tests/src/Functional/ContentEventRenderTest.php
+++ b/tests/src/Functional/ContentEventRenderTest.php
@@ -230,7 +230,7 @@ public function testEventRendering(): void {
           'size' => 'm',
         ], [
           'icon' => 'calendar',
-          'text' => '27 February 2020, 14:00 UTC - 27 February 2020, 14:00 UTC',
+          'text' => '27 February 2020, 14:00 UTC',
           'size' => 'm',
         ],
       ],
@@ -247,7 +247,7 @@ public function testEventRendering(): void {
       'items' => [
         [
           'label' => 'When',
-          'body' => 'Thursday 27 February 2020, 14:00 UTC - Thursday 27 February 2020, 14:00 UTC',
+          'body' => 'Thursday 27 February 2020, 14:00 UTC',
         ], [
           'label' => 'Languages',
           'body' => 'Estonian, French',