diff --git a/bmlt-meeting-list.php b/bmlt-meeting-list.php
index bde8208..d6b13bd 100644
--- a/bmlt-meeting-list.php
+++ b/bmlt-meeting-list.php
@@ -11,7 +11,7 @@
  * Plugin Name:       Bread
  * Plugin URI:        https://bmlt.app
  * Description:       Maintains and generates PDF Meeting Lists from BMLT.
- * Version:           2.10.8
+ * Version:           2.10.9
  * Author:            bmlt-enabled
  * Author URI:        https://bmlt.app/
  * License:           GPL-2.0+
diff --git a/includes/class-bread.php b/includes/class-bread.php
index 5798cbe..f2c2eb5 100644
--- a/includes/class-bread.php
+++ b/includes/class-bread.php
@@ -817,6 +817,9 @@ private function upgrade_settings(): void
         $this->boolify_option('header_uppercase');
         $this->boolify_option('header_bold');
         $this->boolify_option('cont_header_shown');
+        if ($this->options['weekday_language'] == 'dk') {
+            $this->options['weekday_language'] = 'da';
+        }
 
         if ($this->versionLessThan('2.8')) {
             if (($this->options['page_fold'] == 'half' || $this->options['page_fold'] == 'full') && isset($this->options['last_page_content']) && trim($this->options['last_page_content']) !== '') {
diff --git a/includes/lang/translate_dk.php b/includes/lang/translate_da.php
similarity index 100%
rename from includes/lang/translate_dk.php
rename to includes/lang/translate_da.php
diff --git a/public/class-bread-format-manager.php b/public/class-bread-format-manager.php
index 8ce696f..de98fde 100644
--- a/public/class-bread-format-manager.php
+++ b/public/class-bread-format-manager.php
@@ -246,7 +246,7 @@ public function write_formats(string $lang, bool $isAll, string $lineHeight, str
         $data .= "</table>";
         return $data;
     }
-    public function getWheelchairFormat(string $lang): array
+    public function getWheelchairFormat(string $lang): array | null
     {
         if (is_array($this->wheelchairFormat) && empty($this->wheelchairFormat)) {
             $this->wheelchairFormat = $this->getFormatFromField($lang, 'world_id', 'WCHR');
diff --git a/readme.txt b/readme.txt
index a007535..400c0e7 100644
--- a/readme.txt
+++ b/readme.txt
@@ -5,7 +5,7 @@ Tags: meeting list, bmlt, narcotics anonymous, na
 Requires PHP: 8.1
 Requires at least: 6.2
 Tested up to: 7.1
-Stable tag: 2.10.8
+Stable tag: 2.10.9
 
 License: GPLv2 or later
 License URI: http://www.gnu.org/licenses/gpl-2.0.html
@@ -55,6 +55,9 @@ Follow all these steps, keep in mind that once you start using bread, it's not g
 
 == Changelog ==
 
+= 2.10.9 =
+* Danish is "da" not "dk"
+
 = 2.10.8 =
 * Never autoshrink table font-size.