diff --git a/backend/api/schemas/config-schema.js b/backend/api/schemas/config-schema.js
index 464e55d12..172c883af 100644
--- a/backend/api/schemas/config-schema.js
+++ b/backend/api/schemas/config-schema.js
@@ -45,7 +45,7 @@ const CONFIG_SCHEMA = joi.object({
   indicateTypos: joi.boolean(),
   timerStyle: joi.string().valid("bar", "text", "mini"),
   colorfulMode: joi.boolean(),
-  randomTheme: joi.string().valid("off", "on", "favorite", "light", "dark"),
+  randomTheme: joi.string().valid("off", "on", "fav", "light", "dark"),
   timerColor: joi.string().valid("black", "sub", "text", "main"),
   timerOpacity: joi.number().valid(0.25, 0.5, 0.75, 1),
   stopOnError: joi.string().valid("off", "word", "letter"),