diff --git a/openllm-python/src/openllm/_llm.py b/openllm-python/src/openllm/_llm.py
index d8457885..8bc35318 100644
--- a/openllm-python/src/openllm/_llm.py
+++ b/openllm-python/src/openllm/_llm.py
@@ -184,8 +184,8 @@ class LLM(t.Generic[M, T]):
       adapter_map=convert_peft_config_type(adapter_map) if adapter_map is not None else None,
       serialisation=serialisation,
       local=_local,
-      max_model_len=getenv('max_model_len', default=max_model_len),
-      gpu_memory_utilization=getenv('gpu_memory_utilization', default=gpu_memory_utilization),
+      max_model_len=max_model_len,
+      gpu_memory_utilization=gpu_memory_utilization,
       LLM__model_attrs=model_attrs,
       LLM__tokenizer_attrs=tokenizer_attrs,
       llm_dtype__=dtype.lower(),