diff --git a/EDILibraryTests/EDILibraryTests.csproj b/EDILibraryTests/EDILibraryTests.csproj
index 525467a..f2c2506 100644
--- a/EDILibraryTests/EDILibraryTests.csproj
+++ b/EDILibraryTests/EDILibraryTests.csproj
@@ -6,8 +6,8 @@
   <ItemGroup>
     <PackageReference Include="AwesomeAssertions" Version="9.2.1" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.0.0" />
-    <PackageReference Include="MSTest.TestAdapter" Version="3.10.4" />
-    <PackageReference Include="MSTest.TestFramework" Version="3.10.4" />
+    <PackageReference Include="MSTest.TestAdapter" Version="4.0.1" />
+    <PackageReference Include="MSTest.TestFramework" Version="4.0.1" />
     <PackageReference Include="coverlet.collector" Version="6.0.4" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.4" />
     <PackageReference Include="NSubstitute" Version="5.3.0" />
diff --git a/EDILibraryTests/EdifactFormatVersionTests.cs b/EDILibraryTests/EdifactFormatVersionTests.cs
index 6970741..daec8db 100644
--- a/EDILibraryTests/EdifactFormatVersionTests.cs
+++ b/EDILibraryTests/EdifactFormatVersionTests.cs
@@ -99,10 +99,10 @@ public void TestFormatVersionOrder()
         [TestMethod]
         public void NoPruefiNoFormat()
         {
-            Assert.ThrowsException<ArgumentNullException>(() =>
+            Assert.Throws<ArgumentNullException>(() =>
                 EdifactFormatHelper.FromPruefidentifikator(null)
             );
-            Assert.ThrowsException<ArgumentNullException>(() =>
+            Assert.Throws<ArgumentNullException>(() =>
                 EdifactFormatHelper.FromPruefidentifikator("   ")
             );
         }
@@ -110,7 +110,7 @@ public void NoPruefiNoFormat()
         [TestMethod]
         public void UnmappedThrowsNotImplemented()
         {
-            Assert.ThrowsException<NotImplementedException>(() =>
+            Assert.Throws<NotImplementedException>(() =>
                 EdifactFormatHelper.FromPruefidentifikator("88888")
             );
         }