diff --git a/Dockerfile b/Dockerfile
index 9656a7b1caf462b590cbf2e768682670c0432a6e..ad8cab0970b107e65179fc8b1f4fb1e6c32ef677 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,8 @@
 # This file is a template, and might need editing before it works on your project.
 FROM docker.io/node:16
 
+ARG TARGETPLATFORM
+RUN echo "$TARGETPLATFORM"
 RUN cp "$TARGETPLATFORM".txt ./blah.txt
 
 WORKDIR /usr/src/app