diff --git a/Dockerfile b/Dockerfile
index 87972f58..4cb3d8c6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,7 @@
 # As a workaround we have to build on nodejs 18
 # nodejs 20 hangs on build with armv6/armv7
 ARG BASE_IMAGE=node:20-alpine
-
-FROM --platform=$BUILDPLATFORM ${BASE_IMAGE} AS build_node_modules
+FROM --platform=$TARGETPLATFORM ${BASE_IMAGE} AS build_node_modules
 
 # Update npm to latest
 RUN npm install -g npm@latest
@@ -15,7 +14,7 @@ RUN npm ci --omit=dev &&\
 
 # Copy build result to a new image.
 # This saves a lot of disk space.
-FROM --platform=$BUILDPLATFORM ${BASE_IMAGE}
+FROM --platform=$TARGETPLATFORM ${BASE_IMAGE}
 HEALTHCHECK CMD /usr/bin/timeout 5s /bin/sh -c "/usr/bin/wg show | /bin/grep -q interface || exit 1" --interval=1m --timeout=5s --retries=3
 COPY --from=build_node_modules /app /app