diff --git a/Dockerfile b/Dockerfile
index 415023a..75a005f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -62,5 +62,9 @@ EXPOSE 3839
 CMD ["R", "-e", "shiny::runApp('/eprilog.r', host = '0.0.0.0', port = 3839)"]
 
 
-# Locally:
-# docker build -t localgarmin:arm64 -f Dockerfile_arm64 .
+
+# How to build (multi-arch):
+# docker buildx create --name mybuilder --use
+# docker buildx inspect --bootstrap
+#
+# docker buildx build --push --platform linux/arm64/v8,linux/amd64 --tag git.nucleolus.xyz/fblume/eprilog/eprilog:latest -f Dockerfile .
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