diff --git a/classes/LocaleManager.php b/classes/LocaleManager.php
index 558531f..aeed169 100644
--- a/classes/LocaleManager.php
+++ b/classes/LocaleManager.php
@@ -17,7 +17,7 @@ class LocaleManager
      *
      * @var array
      */
-    private $supportedLocales = ['en_US', 'fr_FR', 'zh_CN'];
+    private $supportedLocales = ['en_US', 'fr_FR', 'zh_CN', 'es_ES'];
 
     /**
      * Current locale.
diff --git a/i18n/es_ES/LC_MESSAGES/Alltube.po b/i18n/es_ES/LC_MESSAGES/Alltube.po
new file mode 100644
index 0000000..e69de29