diff --git a/src/IntegrationTests.HostV4/IntegrationTests.HostV4.csproj b/src/IntegrationTests.HostV4/IntegrationTests.HostV4.csproj
index fcbec427..49c40696 100644
--- a/src/IntegrationTests.HostV4/IntegrationTests.HostV4.csproj
+++ b/src/IntegrationTests.HostV4/IntegrationTests.HostV4.csproj
@@ -15,7 +15,7 @@
   <ItemGroup>
     <PackageReference Include="GitHubActionsTestLogger" Version="3.0.1" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
-    <PackageReference Include="NUnit" Version="4.4.0" />
+    <PackageReference Include="NUnit" Version="4.5.1" />
     <PackageReference Include="NUnit.Analyzers" Version="4.11.2" />
     <PackageReference Include="NUnit3TestAdapter" Version="6.1.0" />
   </ItemGroup>
diff --git a/src/NServiceBus.AzureFunctions.InProcess.Analyzer.Tests/NServiceBus.AzureFunctions.InProcess.Analyzer.Tests.csproj b/src/NServiceBus.AzureFunctions.InProcess.Analyzer.Tests/NServiceBus.AzureFunctions.InProcess.Analyzer.Tests.csproj
index 1a74c543..73c16cc0 100644
--- a/src/NServiceBus.AzureFunctions.InProcess.Analyzer.Tests/NServiceBus.AzureFunctions.InProcess.Analyzer.Tests.csproj
+++ b/src/NServiceBus.AzureFunctions.InProcess.Analyzer.Tests/NServiceBus.AzureFunctions.InProcess.Analyzer.Tests.csproj
@@ -12,7 +12,7 @@
   <ItemGroup>
     <PackageReference Include="GitHubActionsTestLogger" Version="3.0.1" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
-    <PackageReference Include="NUnit" Version="4.4.0" />
+    <PackageReference Include="NUnit" Version="4.5.1" />
     <PackageReference Include="NUnit.Analyzers" Version="4.11.2" />
     <PackageReference Include="NUnit3TestAdapter" Version="6.1.0" />
   </ItemGroup>
diff --git a/src/ServiceBus.AcceptanceTests/ServiceBus.AcceptanceTests.csproj b/src/ServiceBus.AcceptanceTests/ServiceBus.AcceptanceTests.csproj
index 7e7466d1..bb396026 100644
--- a/src/ServiceBus.AcceptanceTests/ServiceBus.AcceptanceTests.csproj
+++ b/src/ServiceBus.AcceptanceTests/ServiceBus.AcceptanceTests.csproj
@@ -14,7 +14,7 @@
   <ItemGroup>
     <PackageReference Include="GitHubActionsTestLogger" Version="3.0.1" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
-    <PackageReference Include="NUnit" Version="4.4.0" />
+    <PackageReference Include="NUnit" Version="4.5.1" />
     <PackageReference Include="NUnit.Analyzers" Version="4.11.2" />
     <PackageReference Include="NUnit3TestAdapter" Version="6.1.0" />
   </ItemGroup>
diff --git a/src/ServiceBus.Tests/ServiceBus.Tests.csproj b/src/ServiceBus.Tests/ServiceBus.Tests.csproj
index cad30ab4..6827b99d 100644
--- a/src/ServiceBus.Tests/ServiceBus.Tests.csproj
+++ b/src/ServiceBus.Tests/ServiceBus.Tests.csproj
@@ -13,7 +13,7 @@
   <ItemGroup>
     <PackageReference Include="GitHubActionsTestLogger" Version="3.0.1" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
-    <PackageReference Include="NUnit" Version="4.4.0" />
+    <PackageReference Include="NUnit" Version="4.5.1" />
     <PackageReference Include="NUnit.Analyzers" Version="4.11.2" />
     <PackageReference Include="NUnit3TestAdapter" Version="6.1.0" />
   </ItemGroup>