diff --git a/backend/data/config.json b/backend/data/config.json
index 6c0ad2b9f..7c7acde91 100644
--- a/backend/data/config.json
+++ b/backend/data/config.json
@@ -1,7 +1,7 @@
 {
 	"version": 0,
 	"ui": {
-		"default_locale": "en-US",
+		"default_locale": "",
 		"prompt_suggestions": [
 			{
 				"title": ["Help me study", "vocabulary for a college entrance exam"],