diff --git a/sotopia/generation_utils/generate.py b/sotopia/generation_utils/generate.py
index 3b0408d47..f9d1e9240 100644
--- a/sotopia/generation_utils/generate.py
+++ b/sotopia/generation_utils/generate.py
@@ -281,7 +281,7 @@ def _type(self) -> str:
 
 def _return_fixed_model_version(model_name: str) -> str:
     if model_name in [
-        "gpt-4o-mini",
+        "gpt-3.5-turbo",
         "gpt-3.5-turbo-finetuned",
         "gpt-3.5-turbo-ft-MF",
         "gpt-4",