diff --git a/Dockerfile b/Dockerfile
index 2a3a5b5..771853a 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@sha256:548d93f8a18a1acbe6cc127bc4f47281430d34a9e35c18afa80a8d6741c2adc3
 WORKDIR /scip-dotnet
 ADD . /scip-dotnet
 RUN dotnet pack