diff --git a/tests/v1/sample/test_sampling_params_e2e.py b/tests/v1/sample/test_sampling_params_e2e.py
index 915b9957031d..31a1eb27a8b3 100644
--- a/tests/v1/sample/test_sampling_params_e2e.py
+++ b/tests/v1/sample/test_sampling_params_e2e.py
@@ -11,7 +11,7 @@ PROMPT = "Hello my name is Robert and I"
 
 @pytest.fixture(scope="module")
 def llm() -> LLM:
-    return LLM(MODEL, enforce_eager=True)
+    return LLM(MODEL, enforce_eager=True, dtype="half")
 
 
 def test_n_gt_1(llm):