diff --git a/Dockerfile b/Dockerfile
index 2a3a5b5..3f1e5e6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM --platform=$BUILDPLATFORM mcr.microsoft.com/dotnet/sdk:10.0
+FROM --platform=$BUILDPLATFORM mcr.microsoft.com/dotnet/sdk:10.0@sha256:e70cdb7f80b0348f5cb85f19a8f670fca061f033d57eed12fa003d58b0e06317
 WORKDIR /scip-dotnet
 ADD . /scip-dotnet
 RUN dotnet pack