diff --git a/deploy/Dockerfile.api b/deploy/Dockerfile.api
index f3fd623..fe3ee86 100644
--- a/deploy/Dockerfile.api
+++ b/deploy/Dockerfile.api
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1.7
 
-FROM mcr.microsoft.com/dotnet/sdk:10.0.302-alpine3.23 AS build
+FROM mcr.microsoft.com/dotnet/sdk:10.0.400-alpine3.23 AS build
 WORKDIR /src
 COPY global.json ./
 COPY backend/Directory.Build.props backend/NuGet.Config ./backend/