diff --git a/Dockerfile b/Dockerfile
index 2a3a5b5..3f5c87a 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@sha256:25d14b400b75fa4e89d5bd4487a92a604a4e409ab65becb91821e7dc4ac7f81f
 WORKDIR /scip-dotnet
 ADD . /scip-dotnet
 RUN dotnet pack