diff --git a/FastRngTests/Double/Distributions/Uniform.cs b/FastRngTests/Double/Distributions/Uniform.cs
index ed7f51e..ff52db8 100644
--- a/FastRngTests/Double/Distributions/Uniform.cs
+++ b/FastRngTests/Double/Distributions/Uniform.cs
@@ -32,8 +32,8 @@ namespace FastRngTests.Double.Distributions
             TestContext.WriteLine($"mean={MEAN} vs. {stats.Mean}");
             TestContext.WriteLine($"variance={VARIANCE} vs {stats.Variance}");
             
-            Assert.That(stats.Mean, Is.EqualTo(MEAN).Within(0.4), "Mean is out of range");
-            Assert.That(stats.Variance, Is.EqualTo(VARIANCE).Within(0.4), "Variance is out of range");
+            Assert.That(stats.Mean, Is.EqualTo(MEAN).Within(0.01), "Mean is out of range");
+            Assert.That(stats.Variance, Is.EqualTo(VARIANCE).Within(0.001), "Variance is out of range");
         }
         
         [Test]