diff --git a/Codecs/Image/Jpeg/JpegUnitTests.cs b/Codecs/Image/Jpeg/JpegUnitTests.cs
index ca7ef4f8..0c7373a4 100644
--- a/Codecs/Image/Jpeg/JpegUnitTests.cs
+++ b/Codecs/Image/Jpeg/JpegUnitTests.cs
@@ -90,7 +90,7 @@ public static void TestBlockGetFourFloats()
         if (block.V0L != vector ||
             span[0] != vector.X || span[1] != vector.Y || span[2] != vector.Z || span[3] != vector.W)
         {
-            throw new Exception("GetSpan method failed.");
+            throw new Exception("TestBlockGetFourFloats method failed.");
         }
     }