diff --git a/test/SimpleAPI.Tests/SimpleAPI.Tests.csproj b/test/SimpleAPI.Tests/SimpleAPI.Tests.csproj
index 752f22b..5284b90 100644
--- a/test/SimpleAPI.Tests/SimpleAPI.Tests.csproj
+++ b/test/SimpleAPI.Tests/SimpleAPI.Tests.csproj
@@ -16,7 +16,7 @@
     </Content>
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="Amazon.Lambda.Core" Version="2.3.0" />
+    <PackageReference Include="Amazon.Lambda.Core" Version="2.5.0" />
     <PackageReference Include="Amazon.Lambda.TestUtilities" Version="2.0.0" />
     <PackageReference Include="Amazon.Lambda.APIGatewayEvents" Version="2.7.1" />
     <PackageReference Include="AWSSDK.Extensions.NETCore.Setup" Version="3.7.301" />