diff --git a/src/DfE.CoreLibs.Security/DfE.CoreLibs.Security.csproj b/src/DfE.CoreLibs.Security/DfE.CoreLibs.Security.csproj
index b70d940..f23b031 100644
--- a/src/DfE.CoreLibs.Security/DfE.CoreLibs.Security.csproj
+++ b/src/DfE.CoreLibs.Security/DfE.CoreLibs.Security.csproj
@@ -16,8 +16,8 @@
 	</ItemGroup>
 
 	<ItemGroup>
-		<PackageReference Include="Microsoft.AspNetCore.Authorization" Version="9.0.0" />
-		<PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="9.0.0" />
+		<PackageReference Include="Microsoft.AspNetCore.Authorization" Version="8.0.11" />
+		<PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="8.0.2" />
 		<PackageReference Include="Microsoft.Identity.Web" Version="3.4.0" />
 	</ItemGroup>