diff --git a/src/NServiceBus.Persistence.CosmosDB.Tests/NServiceBus.Persistence.CosmosDB.Tests.csproj b/src/NServiceBus.Persistence.CosmosDB.Tests/NServiceBus.Persistence.CosmosDB.Tests.csproj
index 1f8ac4ec..45e57a0b 100644
--- a/src/NServiceBus.Persistence.CosmosDB.Tests/NServiceBus.Persistence.CosmosDB.Tests.csproj
+++ b/src/NServiceBus.Persistence.CosmosDB.Tests/NServiceBus.Persistence.CosmosDB.Tests.csproj
@@ -13,7 +13,7 @@
   <ItemGroup>
     <PackageReference Include="GitHubActionsTestLogger" Version="2.3.3" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
-    <PackageReference Include="Nunit" Version="3.14.0" />
+    <PackageReference Include="Nunit" Version="4.1.0" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
   </ItemGroup>
 
diff --git a/src/NServiceBus.Persistence.CosmosDB.TransactionalSession.Tests/NServiceBus.Persistence.CosmosDB.TransactionalSession.Tests.csproj b/src/NServiceBus.Persistence.CosmosDB.TransactionalSession.Tests/NServiceBus.Persistence.CosmosDB.TransactionalSession.Tests.csproj
index 42b078b6..00c2dcb3 100644
--- a/src/NServiceBus.Persistence.CosmosDB.TransactionalSession.Tests/NServiceBus.Persistence.CosmosDB.TransactionalSession.Tests.csproj
+++ b/src/NServiceBus.Persistence.CosmosDB.TransactionalSession.Tests/NServiceBus.Persistence.CosmosDB.TransactionalSession.Tests.csproj
@@ -13,7 +13,7 @@
   <ItemGroup>
     <PackageReference Include="GitHubActionsTestLogger" Version="2.3.3" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
-    <PackageReference Include="Nunit" Version="3.14.0" />
+    <PackageReference Include="Nunit" Version="4.1.0" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
   </ItemGroup>