diff --git a/OCPP.Core.Server/Dockerfile b/OCPP.Core.Server/Dockerfile
index bc984e4..beaa263 100644
--- a/OCPP.Core.Server/Dockerfile
+++ b/OCPP.Core.Server/Dockerfile
@@ -6,7 +6,9 @@ RUN dotnet publish OCPP.Core.Server/OCPP.Core.Server.csproj -o /publish
 #RUN dotnet build
 #RUN dotnet publish -o /publish --configuration Release ;
 # Publish Stage
+RUN DEBIAN_FRONTEND=noninteractive apt-get update && apt-get install -y --no-install-recommends apt-utils
 RUN DEBIAN_FRONTEND=noninteractive apt-get install -y libkrb53 
+RUN DEBIAN_FRONTEND=noninteractive  rm -rf /var/lib/apt/lists/*
 FROM registry.71dev.com/dotnetaspnet:8.0
 WORKDIR /app
 COPY --from=build-env /publish .