diff --git a/botcmd_reason.go b/botcmd_reason.go
index b0763e4..918291a 100644
--- a/botcmd_reason.go
+++ b/botcmd_reason.go
@@ -29,15 +29,14 @@ func handleReasonCmd(c tele.Context) error {
 	}
 
 	req := openai.ChatRequest{
-		Model: openai.ModelO1Mini,
+		Model: openai.ModelO3Mini,
 		Messages: []openai.ChatMessage{
 			{
 				Role:    openai.ChatRoleUser,
 				Content: payload,
 			},
 		},
-		// reasoning_effort is only available to `o1` and `o3-mini`, which is not yet accessible.
-		// ReasoningEffort: openai.ReasoningEffortHigh,
+		ReasoningEffort: openai.ReasoningEffortHigh,
 	}
 
 	replyMsg, err := c.Bot().Reply(msg, reasoningIndicatorMessage, tele.Silent)