diff --git a/steps-guix/boost-unordered-patch/pass1.sh b/steps-guix/boost-unordered-patch/pass1.sh
new file mode 100644
index 00000000..55d0f3e7
--- /dev/null
+++ b/steps-guix/boost-unordered-patch/pass1.sh
@@ -0,0 +1,17 @@
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+src_unpack() {
+    mkdir -p boost-unordered-patch
+}
+
+src_configure() {
+    :
+}
+
+src_compile() {
+    :
+}
+
+src_install() {
+    install -D -m 0644 /dev/null "${DESTDIR}/usr/share/boost-unordered-patch.done"
+}
diff --git a/steps-guix/boost-unordered-patch/sources b/steps-guix/boost-unordered-patch/sources
new file mode 100644
index 00000000..35fbfa7c
--- /dev/null
+++ b/steps-guix/boost-unordered-patch/sources
@@ -0,0 +1 @@
+f https://cdn.jsdelivr.net/npm/@openziti/ziti-sdk-nodejs@0.14.2/vcpkg/ports/boost-unordered/0001-unordered-fix-copy-assign.patch c6e04429fbf1629f10f456d47d9cfda1a89c4b1f242665cb4c091cd84b0d4626
diff --git a/steps-guix/guix-1.5.0/patches/use-local-boost-unordered-patch.patch b/steps-guix/guix-1.5.0/patches/use-local-boost-unordered-patch.patch
new file mode 100644
index 00000000..2ee453f5
--- /dev/null
+++ b/steps-guix/guix-1.5.0/patches/use-local-boost-unordered-patch.patch
@@ -0,0 +1,19 @@
+--- guix-1.5.0/gnu/packages/boost.scm
++++ guix-1.5.0/gnu/packages/boost.scm
+@@ -247,9 +247,13 @@ across a broad spectrum of applications.")
+                                   version "/source/boost_"
+                                   (version-with-underscores version) ".tar.bz2"))
+               (patches
+-                 (list (boost-patch
+-                        "0001-unordered-fix-copy-assign.patch" version
+-                        "09j61m5xh7099k5na9i43x5rra51znf7vm2nyh89yqpizcll9q66")))
++                 (list (origin
++                         (method url-fetch)
++                         (uri "http://127.0.0.1:38445/0001-unordered-fix-copy-assign.patch")
++                         (file-name "boost-0001-unordered-fix-copy-assign.patch")
++                         (sha256
++                          (base32
++                           "09j61m5xh7099k5na9i43x5rra51znf7vm2nyh89yqpizcll9q66")))))
+               (patch-flags '("-p2"))
+               (sha256
+                (base32
diff --git a/steps-guix/improve/guix-build-iso.sh b/steps-guix/improve/guix-build-iso.sh
index 23fa649d..e5c542a3 100644
--- a/steps-guix/improve/guix-build-iso.sh
+++ b/steps-guix/improve/guix-build-iso.sh
@@ -5,12 +5,15 @@ set -e
 
 . /steps/bootstrap.cfg
 . /steps/env
+. /steps-guix/improve/local-distfiles-http.sh
 
 guix_localstate_dir="/var/guix"
 daemon_socket="${guix_localstate_dir}/daemon-socket/socket"
 out_dir="/external/guix-images"
 export GUIX_DAEMON_SOCKET="${daemon_socket}"
 
+trap stop_distfiles_http_server EXIT INT TERM HUP
+
 if [ ! -S "${daemon_socket}" ]; then
     echo "guix-daemon socket is missing: ${daemon_socket}" >&2
     echo "Run improve/guix-daemon-and-pull.sh first." >&2
@@ -24,6 +27,7 @@ test -d /usr/share/guile/site/3.0/gnu/installer/aux-files || \
     cp -r /var/lib/guix/local-channels/guix/gnu/installer/aux-files \
         /usr/share/guile/site/3.0/gnu/installer/
 
+start_distfiles_http_server
 guix system image \
     --system=x86_64-linux \
     -t iso9660 \
diff --git a/steps-guix/improve/guix-daemon-and-pull.sh b/steps-guix/improve/guix-daemon-and-pull.sh
index 2a01cad3..a13b95bd 100644
--- a/steps-guix/improve/guix-daemon-and-pull.sh
+++ b/steps-guix/improve/guix-daemon-and-pull.sh
@@ -5,6 +5,7 @@ set -e
 
 . /steps/bootstrap.cfg
 . /steps/env
+. /steps-guix/improve/local-distfiles-http.sh
 
 guix_localstate_dir="/var/guix"
 daemon_socket="${guix_localstate_dir}/daemon-socket/socket"
@@ -12,12 +13,6 @@ channel_root="/var/lib/guix/local-channels"
 channel_repo="${channel_root}/guix"
 channel_work="/tmp/guix-local-channel-work"
 channels_file="/root/.config/guix/channels.scm"
-distfiles="${DISTFILES:-/external/distfiles}"
-distfiles_http_host="127.0.0.1"
-distfiles_http_port="38445"
-distfiles_http_base_url="http://${distfiles_http_host}:${distfiles_http_port}"
-distfiles_http_pid=""
-distfiles_http_log="/tmp/distfiles-httpd.log"
 guix_seed_helper="/steps-guix/improve/guix-1.5.0.sh"
 guix_patch_dir="/steps-guix/guix-1.5.0/patches"
 PATH="/usr/sbin:/sbin:${PATH}"
@@ -37,53 +32,6 @@ export GUILE_SYSTEM_COMPILED_PATH="${guile_site_ccache}:${guile_core_ccache}"
 export GUILE_EXTENSIONS_PATH="${guile_ext_path}"
 export GNUTLS_GUILE_EXTENSION_DIR="${guile_ext_path}"
 
-stop_distfiles_http_server() {
-    if [ -n "${distfiles_http_pid}" ] && kill -0 "${distfiles_http_pid}" >/dev/null 2>&1; then
-        kill "${distfiles_http_pid}" >/dev/null 2>&1 || true
-        wait "${distfiles_http_pid}" >/dev/null 2>&1 || true
-    fi
-}
-
-start_distfiles_http_server() {
-    if [ ! -d "${distfiles}" ]; then
-        echo "Distfiles directory is missing: ${distfiles}" >&2
-        exit 1
-    fi
-
-    if ! command -v python3 >/dev/null 2>&1; then
-        echo "python3 is required to serve local distfiles over HTTP." >&2
-        exit 1
-    fi
-
-    rm -f "${distfiles_http_log}"
-
-    echo "Starting local distfiles HTTP server at ${distfiles_http_base_url}"
-    python3 -m http.server "${distfiles_http_port}" \
-        --bind "${distfiles_http_host}" \
-        --directory "${distfiles}" \
-        >"${distfiles_http_log}" 2>&1 &
-    distfiles_http_pid="$!"
-
-    retry=0
-    while [ "${retry}" -lt 30 ]; do
-        if ! kill -0 "${distfiles_http_pid}" >/dev/null 2>&1; then
-            echo "Local distfiles HTTP server exited unexpectedly." >&2
-            cat "${distfiles_http_log}" >&2 || true
-            exit 1
-        fi
-        if python3 -c "import urllib.request; urllib.request.urlopen('${distfiles_http_base_url}/', timeout=2).read(1)" \
-            >/dev/null 2>&1; then
-            return
-        fi
-        retry=$((retry + 1))
-        sleep 1
-    done
-
-    echo "Timed out waiting for local distfiles HTTP server: ${distfiles_http_base_url}" >&2
-    cat "${distfiles_http_log}" >&2 || true
-    exit 1
-}
-
 trap stop_distfiles_http_server EXIT INT TERM HUP
 
 have_group() {
diff --git a/steps-guix/improve/local-distfiles-http.sh b/steps-guix/improve/local-distfiles-http.sh
new file mode 100755
index 00000000..05e9d110
--- /dev/null
+++ b/steps-guix/improve/local-distfiles-http.sh
@@ -0,0 +1,56 @@
+#!/bin/sh
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+distfiles="${DISTFILES:-/external/distfiles}"
+distfiles_http_host="127.0.0.1"
+distfiles_http_port="38445"
+distfiles_http_base_url="http://${distfiles_http_host}:${distfiles_http_port}"
+distfiles_http_pid=""
+distfiles_http_log="/tmp/distfiles-httpd.log"
+
+stop_distfiles_http_server() {
+    if [ -n "${distfiles_http_pid}" ] && kill -0 "${distfiles_http_pid}" >/dev/null 2>&1; then
+        kill "${distfiles_http_pid}" >/dev/null 2>&1 || true
+        wait "${distfiles_http_pid}" >/dev/null 2>&1 || true
+    fi
+}
+
+start_distfiles_http_server() {
+    if [ ! -d "${distfiles}" ]; then
+        echo "Distfiles directory is missing: ${distfiles}" >&2
+        exit 1
+    fi
+
+    if ! command -v python3 >/dev/null 2>&1; then
+        echo "python3 is required to serve local distfiles over HTTP." >&2
+        exit 1
+    fi
+
+    rm -f "${distfiles_http_log}"
+
+    echo "Starting local distfiles HTTP server at ${distfiles_http_base_url}"
+    python3 -m http.server "${distfiles_http_port}" \
+        --bind "${distfiles_http_host}" \
+        --directory "${distfiles}" \
+        >"${distfiles_http_log}" 2>&1 &
+    distfiles_http_pid="$!"
+
+    retry=0
+    while [ "${retry}" -lt 30 ]; do
+        if ! kill -0 "${distfiles_http_pid}" >/dev/null 2>&1; then
+            echo "Local distfiles HTTP server exited unexpectedly." >&2
+            cat "${distfiles_http_log}" >&2 || true
+            exit 1
+        fi
+        if python3 -c "import urllib.request; urllib.request.urlopen('${distfiles_http_base_url}/', timeout=2).read(1)" \
+            >/dev/null 2>&1; then
+            return
+        fi
+        retry=$((retry + 1))
+        sleep 1
+    done
+
+    echo "Timed out waiting for local distfiles HTTP server: ${distfiles_http_base_url}" >&2
+    cat "${distfiles_http_log}" >&2 || true
+    exit 1
+}
diff --git a/steps-guix/manifest b/steps-guix/manifest
index 28af79e9..7b5f3560 100644
--- a/steps-guix/manifest
+++ b/steps-guix/manifest
@@ -77,6 +77,7 @@ improve: guix-1.5.0
 build: guix-1.5.0
 build: loopback-bind-127001
 improve: services
+build: boost-unordered-patch
 improve: guix-daemon-and-pull
 improve: guix-build-iso