diff --git a/packages/c-ares/Containerfile b/packages/c-ares/Containerfile
index ab27305..cf551f3 100644
--- a/packages/c-ares/Containerfile
+++ b/packages/c-ares/Containerfile
@@ -15,7 +15,7 @@ COPY --from=stagex/make . /
 COPY --from=stagex/gcc . /
 
 RUN --network=none tar -xf ${SRC_FILE}
-WORKDIR c-ares-${VERSION}
+WORKDIR /c-ares-${VERSION}
 RUN --network=none <<EOF
 	set -eux
 	./configure \
diff --git a/packages/libev/Containerfile b/packages/libev/Containerfile
index 96a2bd1..73f80ff 100644
--- a/packages/libev/Containerfile
+++ b/packages/libev/Containerfile
@@ -20,7 +20,7 @@ COPY --from=stagex/libtool . /
 COPY --from=stagex/m4 . /
 
 RUN --network=none tar -xf ${SRC_FILE}
-WORKDIR libev-${VERSION}
+WORKDIR /libev-${VERSION}
 ENV SOURCE_DATE_EPOCH=1
 RUN --network=none <<EOF
 	set -eux
diff --git a/packages/libnghttp2/Containerfile b/packages/libnghttp2/Containerfile
index 41f0998..94dfa7b 100644
--- a/packages/libnghttp2/Containerfile
+++ b/packages/libnghttp2/Containerfile
@@ -20,7 +20,7 @@ COPY --from=stagex/libev . /
 COPY --from=stagex/c-ares . /
 
 RUN --network=none tar -xf ${SRC_FILE}
-WORKDIR nghttp2-${VERSION}
+WORKDIR /nghttp2-${VERSION}
 RUN --network=none <<EOF
 	set -eux
 	./configure \
diff --git a/packages/nodejs/Containerfile b/packages/nodejs/Containerfile
index d9526ca..ee8e554 100644
--- a/packages/nodejs/Containerfile
+++ b/packages/nodejs/Containerfile
@@ -1,13 +1,13 @@
-FROM scratch as base
+FROM scratch AS base
 ENV VERSION=22.7.0
 ENV SRC_HASH=7a7c99282d59866d971b2da12c99596cb15782b9c3efe2e2146390c14f4d490e
 ENV SRC_FILE=node-v${VERSION}.tar.gz
 ENV SRC_SITE=https://nodejs.org/dist/v${VERSION}/${SRC_FILE}
 
-FROM base as fetch
+FROM base AS fetch
 ADD --checksum=sha256:${SRC_HASH} ${SRC_SITE} .
 
-FROM fetch as build
+FROM fetch AS build
 COPY --from=stagex/busybox . /
 COPY --from=stagex/gcc . /
 COPY --from=stagex/binutils . /
@@ -25,7 +25,7 @@ COPY --from=stagex/brotli . /
 COPY --from=stagex/c-ares . /
 COPY --from=stagex/pkgconf . /
 RUN tar -xf ${SRC_FILE}
-WORKDIR node-v${VERSION}
+WORKDIR /node-v${VERSION}
 ENV SOURCE_DATE_EPOCH=1
 ENV LDFLAGS=" \
     -Wl,-O1 -Wl,--sort-common -Wl,--as-needed -Wl,-z,relro \
@@ -58,12 +58,12 @@ RUN --network=none <<-EOF
 	make BUILDTYPE=Release
 EOF
 
-FROM build as install
+FROM build AS install
 RUN --network=none <<-EOF
 	set -eux
 	make DESTDIR=/rootfs install
 	find /rootfs -exec touch -hcd "@0" "{}" +
 EOF
 
-FROM stagex/filesystem as package
+FROM stagex/filesystem AS package
 COPY --from=install /rootfs/. /