diff --git a/tests/test_engine.py b/tests/test_engine.py
index 01a30ee..75ad7b8 100644
--- a/tests/test_engine.py
+++ b/tests/test_engine.py
@@ -206,11 +206,10 @@ def test_temperature_zero_determinism():
     engine = Engine(model, ByteTokenizer())
     prompt = [261, 72, 101, 108, 108, 111]
 
-    for seed in [1, 42, 123, 999]:
-        r1, _ = engine.generate_batch(prompt, temperature=0.0, max_tokens=5, seed=seed)
-        r2, _ = engine.generate_batch(prompt, temperature=0.0, max_tokens=5, seed=seed)
-        r3, _ = engine.generate_batch(prompt, temperature=0.0, max_tokens=5, seed=seed)
-        assert r1 == r2 == r3, "Temperature=0 must result in the same output for the same prompt regardless of seed."
+    r1, _ = engine.generate_batch(prompt, temperature=0.0, max_tokens=5, seed=1)
+    r2, _ = engine.generate_batch(prompt, temperature=0.0, max_tokens=5, seed=42)
+    r3, _ = engine.generate_batch(prompt, temperature=0.0, max_tokens=5, seed=123)
+    assert r1 == r2 == r3, "Temperature=0 must result in the same output for the same prompt regardless of seed."
 
 
 def test_max_tokens_respected():