diff --git a/tests/quantization/test_experts_int8.py b/tests/quantization/test_experts_int8.py
index 6119c1c846..d35cf9912a 100644
--- a/tests/quantization/test_experts_int8.py
+++ b/tests/quantization/test_experts_int8.py
@@ -38,5 +38,6 @@ def test_model_experts_int8_startup(
         dtype=dtype,
         enforce_eager=True,
         quantization="experts_int8",
+        enable_chunked_prefill=True,
     ) as vllm_model:
         vllm_model.generate_greedy(example_prompts, max_tokens)