diff --git a/src/lib/Form/ChoiceList/Loader/AvailableLocaleChoiceLoader.php b/src/lib/Form/ChoiceList/Loader/AvailableLocaleChoiceLoader.php
index 5f7a9ee..79585d3 100644
--- a/src/lib/Form/ChoiceList/Loader/AvailableLocaleChoiceLoader.php
+++ b/src/lib/Form/ChoiceList/Loader/AvailableLocaleChoiceLoader.php
@@ -23,7 +23,7 @@ class AvailableLocaleChoiceLoader implements ChoiceLoaderInterface
      *
      * Acholi dialect is used by In-Context translation and should not be present on the list of available translations.
      */
-    private const array EXCLUDED_TRANSLATIONS = ['ach'];
+    private const array EXCLUDED_TRANSLATIONS = ['ach-UG'];
 
     private ValidatorInterface $validator;
 
diff --git a/tests/lib/Form/Type/ChoiceList/Loader/AvailableLocaleChoiceLoaderTest.php b/tests/lib/Form/Type/ChoiceList/Loader/AvailableLocaleChoiceLoaderTest.php
index d99d91d..2a92ba1 100644
--- a/tests/lib/Form/Type/ChoiceList/Loader/AvailableLocaleChoiceLoaderTest.php
+++ b/tests/lib/Form/Type/ChoiceList/Loader/AvailableLocaleChoiceLoaderTest.php
@@ -97,7 +97,7 @@ public function providerForGetChoiceList(): array
                 ],
             ],
             'acholi_exlusion' => [
-                ['en', 'ach'],
+                ['en', 'ach-UG'],
                 [],
                 [
                     'English' => 'en',