diff --git a/pr_agent/settings/configuration.toml b/pr_agent/settings/configuration.toml
index fc4c6548..ad09243a 100644
--- a/pr_agent/settings/configuration.toml
+++ b/pr_agent/settings/configuration.toml
@@ -17,7 +17,7 @@ use_global_settings_file=true
 disable_auto_feedback = false
 ai_timeout=120 # 2minutes
 skip_keys = []
-custom_reasoning_model = false # when true, no system message and not temperature will be used
+custom_reasoning_model = false # when true, disables system messages and temperature controls for models that don't support chat-style inputs
 # token limits
 max_description_tokens = 500
 max_commits_tokens = 500