diff --git a/backend/open_webui/utils/payload.py b/backend/open_webui/utils/payload.py
index 78d193c7e2..75dd872c80 100644
--- a/backend/open_webui/utils/payload.py
+++ b/backend/open_webui/utils/payload.py
@@ -78,7 +78,6 @@ def apply_model_params_to_body_ollama(params: dict, form_data: dict) -> dict:
         "num_keep",
         "num_predict",
         "repeat_last_n",
-        "tfs_z",
         "top_k",
         "min_p",
         "typical_p",