diff --git a/src/ApprovalTests.NUnit3/NUnitReporterTest.cs b/src/ApprovalTests.NUnit3/NUnitReporterTest.cs
index 81617761..e0a2dc4a 100644
--- a/src/ApprovalTests.NUnit3/NUnitReporterTest.cs
+++ b/src/ApprovalTests.NUnit3/NUnitReporterTest.cs
@@ -21,9 +21,9 @@ public void TestReporter()
         }
         catch (AssertionException exception)
         {
-            var expectedMessage = string.Format("  String lengths are both 5. Strings differ at index 0.{0}  Expected: \"World\"{0}  But was:  \"Hello\"{0}  -----------^{0}", Environment.NewLine);
+            var expected = string.Format("  String lengths are both 5. Strings differ at index 0.{0}  Expected: \"World\"{0}  But was:  \"Hello\"{0}  -----------^{0}", Environment.NewLine);
             Assert.AreEqual(
-                expectedMessage,
+                expected,
                 exception.Message);
         }
     }