diff --git a/Chronicler.Dockerfile b/Chronicler.Dockerfile
index 84e8a47..b062dce 100644
--- a/Chronicler.Dockerfile
+++ b/Chronicler.Dockerfile
@@ -1,6 +1,6 @@
 ARG PROJECT=ProjectOrigin.Chronicler
 
-FROM --platform=$BUILDPLATFORM mcr.microsoft.com/dotnet/sdk:9.0.305 AS build
+FROM --platform=$BUILDPLATFORM mcr.microsoft.com/dotnet/sdk:9.0.315 AS build
 ARG PROJECT
 
 WORKDIR /builddir