diff --git a/Dockerfile b/Dockerfile
index 2a3a5b5..0584bee 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@sha256:0d99ebf1ccad15037b5c98c9fe8979d6b8dbac23812feae2277a0b277b5c5ffa
 WORKDIR /scip-dotnet
 ADD . /scip-dotnet
 RUN dotnet pack