diff --git a/Dockerfile b/Dockerfile
index 884ad64..3898a97 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/dotnet/sdk:8.0.303-alpine3.19-amd64 AS build
+FROM mcr.microsoft.com/dotnet/sdk:8.0.400-alpine3.19-amd64 AS build
 WORKDIR /app
 
 # Copy csproj and restore as distinct layers