diff --git a/src/test/java/ByteGrayColorTest.java b/src/test/java/ByteGrayColorTest.java
index b4a06ba14dce2ffad4a72b0ebd0a3cb3520ff7f2..ddca387ebbc3eac44600779f4a13c3af49e89f9a 100644
--- a/src/test/java/ByteGrayColorTest.java
+++ b/src/test/java/ByteGrayColorTest.java
@@ -17,7 +17,7 @@ public class ByteGrayColorTest {
   public void testGetLuminosity_whenColorCreatedWithLuminosity(){
     ByteGrayColor color1 = new ByteGrayColor(.25);
     ByteGrayColor color2 = new ByteGrayColor(.75);
-    assertThat(color1.getLuminosity(), is(closeTo(.25,.0001)));
-    assertThat(color2.getLuminosity(), is(closeTo(.75,.0001)));
+    assertThat(color1.getLuminosity(), is(closeTo(.25,.01)));
+    assertThat(color2.getLuminosity(), is(closeTo(.75,.01)));
   }
 }