diff --git a/Dockerfile-debian.template b/Dockerfile-debian.template
index 42f866df7..5f00f8f08 100644
--- a/Dockerfile-debian.template
+++ b/Dockerfile-debian.template
@@ -12,7 +12,6 @@ RUN ARCH= && dpkgArch="$(dpkg --print-architecture)" \
     s390x) ARCH='s390x';; \
     arm64) ARCH='arm64';; \
     armhf) ARCH='armv7l';; \
-    i386) ARCH='x86';; \
     *) echo "unsupported architecture"; exit 1 ;; \
   esac \
   # use pre-existing gpg directory, see https://github.com/nodejs/docker-node/pull/1895#issuecomment-1550389150
diff --git a/Dockerfile-slim.template b/Dockerfile-slim.template
index 4794c87a1..5a643ebde 100644
--- a/Dockerfile-slim.template
+++ b/Dockerfile-slim.template
@@ -12,7 +12,6 @@ RUN ARCH= OPENSSL_ARCH= && dpkgArch="$(dpkg --print-architecture)" \
       s390x) ARCH='s390x' OPENSSL_ARCH='linux*-s390x';; \
       arm64) ARCH='arm64' OPENSSL_ARCH='linux-aarch64';; \
       armhf) ARCH='armv7l' OPENSSL_ARCH='linux-armv4';; \
-      i386) ARCH='x86' OPENSSL_ARCH='linux-elf';; \
       *) echo "unsupported architecture"; exit 1 ;; \
     esac \
     && set -ex \
diff --git a/architectures b/architectures
index aa0e734a9..1c542bf2e 100644
--- a/architectures
+++ b/architectures
@@ -3,6 +3,5 @@ amd64          alpine3.22,alpine3.23,bookworm,bookworm-slim,bullseye,bullseye-sl
 arm32v6        alpine3.22,alpine3.23
 arm32v7        alpine3.22,alpine3.23,bookworm,bookworm-slim,bullseye,bullseye-slim,trixie,trixie-slim
 arm64v8        alpine3.22,alpine3.23,bookworm,bookworm-slim,bullseye,bullseye-slim,trixie,trixie-slim
-i386           alpine3.22,alpine3.23
 ppc64le        bookworm,bookworm-slim,trixie,trixie-slim
 s390x          alpine3.22,alpine3.23,bookworm,bookworm-slim,trixie,trixie-slim