diff --git a/src/ApprovalTests.NUnit3/NUnitReporterTest.cs b/src/ApprovalTests.NUnit3/NUnitReporterTest.cs
index c9b57630..81617761 100644
--- a/src/ApprovalTests.NUnit3/NUnitReporterTest.cs
+++ b/src/ApprovalTests.NUnit3/NUnitReporterTest.cs
@@ -19,12 +19,12 @@ public void TestReporter()
                 Approvals.Verify("Hello");
             }
         }
-        catch (Exception e)
+        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);
             Assert.AreEqual(
                 expectedMessage,
-                e.Message);
+                exception.Message);
         }
     }
 }
\ No newline at end of file
diff --git a/src/ApprovalTests.Tests/Reporters/NUnitReporterTest.cs b/src/ApprovalTests.Tests/Reporters/NUnitReporterTest.cs
index d7f478c2..bfafdb74 100644
--- a/src/ApprovalTests.Tests/Reporters/NUnitReporterTest.cs
+++ b/src/ApprovalTests.Tests/Reporters/NUnitReporterTest.cs
@@ -21,7 +21,7 @@ public void TestReporter()
                 Approvals.Verify("Hello");
             }
         }
-        catch (Exception e)
+        catch (AssertionException e)
         {
             var expectedMessage = string.Format("  Assert.That(actual, Is.EqualTo(expected)){0}  String lengths are both 5. Strings differ at index 0.{0}  Expected: \"World\"{0}  But was:  \"Hello\"{0}  -----------^{0}", Environment.NewLine);
             ClassicAssert.AreEqual(expectedMessage, e.Message);