diff --git a/Dockerfile b/Dockerfile
index 95a775a..88d5031 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,7 +3,7 @@ WORKDIR /app
 EXPOSE 80
 EXPOSE 443
 
-FROM mcr.microsoft.com/dotnet/sdk:7.0 AS build
+FROM mcr.microsoft.com/dotnet/sdk:7.0-bullseye-slim-amd64 AS build
 COPY ["Directory.Build.props", "./"]
 WORKDIR /src
 COPY ["src/Accord.Web/Accord.Web.csproj", "src/Accord.Web/"]