diff --git a/Tests/Tests.Kerberos.NET/Messages/KrbKdcRepTests.cs b/Tests/Tests.Kerberos.NET/Messages/KrbKdcRepTests.cs
index fd9b6edd..e6d01a53 100644
--- a/Tests/Tests.Kerberos.NET/Messages/KrbKdcRepTests.cs
+++ b/Tests/Tests.Kerberos.NET/Messages/KrbKdcRepTests.cs
@@ -84,7 +84,7 @@ public void CreateServiceTicket()
             Assert.IsNotNull(ticket);
         }
 
-        [DataTestMethod]
+        [TestMethod]
         [DataRow(LowerCaseRealm, KerberosCompatibilityFlags.None, LowerCaseRealm)]
         [DataRow(LowerCaseRealm, KerberosCompatibilityFlags.NormalizeRealmsUppercase, UpperCaseRealm)]
         [DataRow(UpperCaseRealm, KerberosCompatibilityFlags.None, UpperCaseRealm)]
diff --git a/Tests/Tests.Kerberos.NET/Messages/KrbtgtTests.cs b/Tests/Tests.Kerberos.NET/Messages/KrbtgtTests.cs
index 54b686cb..1561badd 100644
--- a/Tests/Tests.Kerberos.NET/Messages/KrbtgtTests.cs
+++ b/Tests/Tests.Kerberos.NET/Messages/KrbtgtTests.cs
@@ -58,7 +58,7 @@ public void KrbtgtDecode()
             Assert.IsNotNull(krbtgt);
         }
 
-        [DataTestMethod]
+        [TestMethod]
         [DataRow(Realm, KerberosCompatibilityFlags.None, Realm)]
         [DataRow(Realm, KerberosCompatibilityFlags.NormalizeRealmsUppercase, UpperCaseRealm)]
         [DataRow(UpperCaseRealm, KerberosCompatibilityFlags.None, UpperCaseRealm)]
@@ -125,7 +125,7 @@ private static void AssertIsExpectedKrbtgt(KerberosKey clientKey, KerberosKey tg
             Assert.IsTrue(Enumerable.SequenceEqual(krbtgt.Key.KeyValue.ToArray(), encPart.Key.KeyValue.ToArray()));
         }
 
-        [DataTestMethod]
+        [TestMethod]
         [DataRow(Realm, KerberosCompatibilityFlags.None, Realm)]
         [DataRow(Realm, KerberosCompatibilityFlags.NormalizeRealmsUppercase, UpperCaseRealm)]
         [DataRow(UpperCaseRealm, KerberosCompatibilityFlags.None, UpperCaseRealm)]