diff --git a/Dockerfile b/Dockerfile
index 2a3a5b5..a87684f 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@sha256:2fa828c68761b1b8c23d7662dc134421b9d3b59fe1425fdbc80804e390cdb24d
 WORKDIR /scip-dotnet
 ADD . /scip-dotnet
 RUN dotnet pack