diff --git a/aider_gitea/__init__.py b/aider_gitea/__init__.py
index 8f1b69f..44554dd 100644
--- a/aider_gitea/__init__.py
+++ b/aider_gitea/__init__.py
@@ -154,7 +154,7 @@ LLM_MESSAGE_FORMAT = (
 )
 
 # CODE_MODEL = 'ollama/gemma3:4b'
-CODE_MODEL = 'o3'
+CODE_MODEL = 'o4-mini'
 EVALUATOR_MODEL = 'ollama/gemma3:27b'