diff --git a/tests/TeamsIO.Tests/TeamsIO.Tests.csproj b/tests/TeamsIO.Tests/TeamsIO.Tests.csproj
index 832497c..4df8b16 100644
--- a/tests/TeamsIO.Tests/TeamsIO.Tests.csproj
+++ b/tests/TeamsIO.Tests/TeamsIO.Tests.csproj
@@ -10,7 +10,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
     <PackageReference Include="xunit" Version="2.9.2" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">
+    <PackageReference Include="xunit.runner.visualstudio" Version="4.0.0">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
diff --git a/tests/TeamsIO.Tests/packages.lock.json b/tests/TeamsIO.Tests/packages.lock.json
index c9cf149..14459dc 100644
--- a/tests/TeamsIO.Tests/packages.lock.json
+++ b/tests/TeamsIO.Tests/packages.lock.json
@@ -25,9 +25,9 @@
       },
       "xunit.runner.visualstudio": {
         "type": "Direct",
-        "requested": "[2.8.2, )",
-        "resolved": "2.8.2",
-        "contentHash": "vm1tbfXhFmjFMUmS4M0J0ASXz3/U5XvXBa6DOQUL3fEz4Vt6YPhv+ESCarx6M6D+9kJkJYZKCNvJMas1+nVfmQ=="
+        "requested": "[4.0.0, )",
+        "resolved": "4.0.0",
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       "Azure.Core": {
         "type": "Transitive",