diff --git a/lib/llm/config_service.rb b/lib/llm/config_service.rb
index 1cd140c5b..493932a9b 100644
--- a/lib/llm/config_service.rb
+++ b/lib/llm/config_service.rb
@@ -32,10 +32,7 @@ module Llm::ConfigService
     end
 
     def default_model_for_feature(feature_key)
-      feature = features[feature_key.to_s]
-      return nil unless feature
-
-      feature['default']
+      features.dig(feature_key.to_s, 'default')
     end
 
     def model_info(model_name)