diff --git a/lib/configuration/llm_enumerator.rb b/lib/configuration/llm_enumerator.rb
index cd2c33d5..dca18d83 100644
--- a/lib/configuration/llm_enumerator.rb
+++ b/lib/configuration/llm_enumerator.rb
@@ -119,7 +119,7 @@ module DiscourseAi
         builder.query_hash.map(&:symbolize_keys)
       end
 
-      def self.values(allowed_seeded_llms: nil)
+      def self.values(allowed_seeded_llms: [])
         values = DB.query_hash(<<~SQL).map(&:symbolize_keys)
           SELECT display_name AS name, id AS value
           FROM llm_models