diff --git a/docs/lunaria.config.json b/docs/lunaria.config.json
index 2de958b9e..453919ce3 100644
--- a/docs/lunaria.config.json
+++ b/docs/lunaria.config.json
@@ -21,6 +21,10 @@
     "lang": "en"
   },
   "locales": [
+    {
+      "label": "Deutsch",
+      "lang": "de"
+    },
     {
       "label": "简体中文",
       "lang": "zh"