diff --git a/api/chatbot.php b/api/chatbot.php
index 7670cd8..1886020 100644
--- a/api/chatbot.php
+++ b/api/chatbot.php
@@ -155,7 +155,7 @@ curl_setopt_array($ch, [
     CURLOPT_HTTPHEADER => ['Content-Type: application/json'],
     CURLOPT_TIMEOUT => 30,
     CURLOPT_POSTFIELDS => json_encode([
-        'model' => 'qwen2-math:1.5b',
+        'model' => 'ministral-3:3b',
         'messages' => array_merge([
             ['role' => 'system', 'content' => $system_prompt]
         ], $messages_ollama),