diff --git a/Wollmilchsau/Wollmilchsau.csproj b/Wollmilchsau/Wollmilchsau.csproj
index b148bf8..6ceaad5 100644
--- a/Wollmilchsau/Wollmilchsau.csproj
+++ b/Wollmilchsau/Wollmilchsau.csproj
@@ -18,6 +18,7 @@
     <PackageReference Include="Microsoft.AspNetCore.Authentication.OpenIdConnect" Version="10.0.11" />
     <PackageReference Include="Microsoft.Graph" Version="6.5.0" />
     <PackageReference Include="MudBlazor" Version="9.8.0" />
+    <PackageReference Include="StackExchange.Redis" Version="2.8.31" />
     <PackageReference Include="System.DirectoryServices.Protocols" Version="10.0.11" />
   </ItemGroup>