diff --git a/CHANGELOG.md b/CHANGELOG.md
index b6c0313..4add200 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -21,6 +21,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Changed
 - Secret keys are now restricted to 128 bits (16 bytes) or 256 bits (32 bytes)
 - The local part cannot contain the separator
+- The HTML lang attribute is now set to the appropriate language
 
 ## [0.2.0] - 2023-08-11
 
diff --git a/src/main.js b/src/main.js
index 251f552..46bdeb2 100644
--- a/src/main.js
+++ b/src/main.js
@@ -12,6 +12,7 @@ const stored_locale = useStorage('sake-locale', '');
 if (!stored_locale.value) {
 	stored_locale.value = default_locale;
 }
+document.documentElement.setAttribute('lang', stored_locale.value);
 
 const i18n = createI18n({
 	legacy: false,
diff --git a/src/views/ConfigView.vue b/src/views/ConfigView.vue
index e5ebd35..29e17c8 100644
--- a/src/views/ConfigView.vue
+++ b/src/views/ConfigView.vue
@@ -15,6 +15,7 @@ const toMainView = () => {
 
 watch(locale, async (newLocale) => {
 	stored_locale.value = newLocale;
+	document.documentElement.setAttribute('lang', newLocale);
 });
 </script>