diff --git a/AcceptanceTest/AcceptanceTest.csproj b/AcceptanceTest/AcceptanceTest.csproj
index 4cfe0ec14..7ca932615 100644
--- a/AcceptanceTest/AcceptanceTest.csproj
+++ b/AcceptanceTest/AcceptanceTest.csproj
@@ -9,7 +9,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
-    <PackageReference Include="NUnit" Version="4.2.2" />
+    <PackageReference Include="NUnit" Version="4.5.1" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.6.0" />
     <PackageReference Include="NUnit.Analyzers" Version="4.3.0">
       <PrivateAssets>all</PrivateAssets>
diff --git a/UnitTests/UnitTests.csproj b/UnitTests/UnitTests.csproj
index caea8bb9b..cbd2afb8d 100644
--- a/UnitTests/UnitTests.csproj
+++ b/UnitTests/UnitTests.csproj
@@ -15,7 +15,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="NUnit" Version="4.2.2" />
+    <PackageReference Include="NUnit" Version="4.5.1" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.6.0" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="8.0.1" />