diff --git a/Dockerfile b/Dockerfile
index 2a3a5b5..b2f2244 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:dc8430e6024d454edadad1e160e1973be3cabbb7125998ef190d9e5c6adf7dbb
 WORKDIR /scip-dotnet
 ADD . /scip-dotnet
 RUN dotnet pack