diff --git a/training/amd-bootc/Containerfile b/training/amd-bootc/Containerfile
index 1524dbdb..38484e54 100644
--- a/training/amd-bootc/Containerfile
+++ b/training/amd-bootc/Containerfile
@@ -1,4 +1,5 @@
-FROM quay.io/centos-bootc/centos-bootc:stream9
+ARG BASEIMAGE="quay.io/centos-bootc/centos-bootc:stream9"
+FROM ${BASEIMAGE}
 
 ADD rocm.repo /etc/yum.repos.d/rocm.repo