diff --git a/Vault.Dockerfile b/Vault.Dockerfile
index 8c25f480..ed4e78c0 100644
--- a/Vault.Dockerfile
+++ b/Vault.Dockerfile
@@ -1,6 +1,6 @@
 ARG PROJECT=ProjectOrigin.Vault
 
-FROM --platform=$BUILDPLATFORM mcr.microsoft.com/dotnet/sdk:9.0.307 AS build
+FROM --platform=$BUILDPLATFORM mcr.microsoft.com/dotnet/sdk:9.0.316 AS build
 ARG PROJECT
 
 WORKDIR /builddir