diff --git a/Dockerfile b/Dockerfile
index 7d4a85db40..1291774c9e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,7 +5,7 @@
 #
 # The docker image. To update, run `docker pull ubuntu` locally, and update the
 # sha256:... accordingly.
-FROM ubuntu@sha256:626ffe58f6e7566e00254b638eb7e0f3b11d4da9675088f4781a50ae288f3322 as deps
+FROM --platform=linux/amd64 ubuntu@sha256:626ffe58f6e7566e00254b638eb7e0f3b11d4da9675088f4781a50ae288f3322 as deps
 
 ENV TZ=UTC