diff --git a/bin/ncp-update-nc b/bin/ncp-update-nc
index 7754175c6..1ea8ef9dc 100755
--- a/bin/ncp-update-nc
+++ b/bin/ncp-update-nc
@@ -194,8 +194,6 @@ else
     apachectl -k graceful
     ## make sure the notify_push daemon is runnnig
 
-    arch="$(dpkg --print-architecture)"
-    [[ "${arch}" =~ ^(armhf|arm)$ ]] && arch="armv7"
     cat > /etc/systemd/system/notify_push.service <<EOF
 [Unit]
 Description = Push daemon for Nextcloud clients
@@ -206,7 +204,7 @@ Requires=redis.service
 [Service]
 Environment=PORT=7867
 Environment=NEXTCLOUD_URL=https://localhost
-ExecStart=/var/www/nextcloud/apps/notify_push/bin/"${arch}"/notify_push --allow-self-signed /var/www/nextcloud/config/config.php
+ExecStart="/var/www/nextcloud/apps/notify_push/bin/${ARCH}/notify_push" --allow-self-signed /var/www/nextcloud/config/config.php
 User=www-data
 
 [Install]
diff --git a/bin/ncp/CONFIG/nc-init.sh b/bin/ncp/CONFIG/nc-init.sh
index b63af1dd6..99f319a02 100644
--- a/bin/ncp/CONFIG/nc-init.sh
+++ b/bin/ncp/CONFIG/nc-init.sh
@@ -152,7 +152,7 @@ EOF
   ncc app:disable updatenotification
 
   # News dropped support for 32-bit -> https://github.com/nextcloud/news/issues/1423
-  if ! [[ "$(dpkg --print-architecture)" =~ ^(armhf|arm)$ ]]; then
+  if ! [[ "$ARCH" =~ armv7 ]]; then
     ncc app:install news
     ncc app:enable  news
   fi
diff --git a/etc/library.sh b/etc/library.sh
index 1b0feb629..b9cca1675 100644
--- a/etc/library.sh
+++ b/etc/library.sh
@@ -13,6 +13,10 @@ export BINDIR=/usr/local/bin/ncp
 export NCDIR=/var/www/nextcloud
 export ncc=/usr/local/bin/ncc
 export NCPCFG=${NCPCFG:-etc/ncp.cfg}
+export ARCH="$(dpkg --print-architecture)"
+[[ "${ARCH}" =~ ^(armhf|arm)$ ]] && ARCH="armv7"
+[[ "${ARCH}" == "arm64" ]] && ARCH=aarch64
+[[ "${ARCH}" == "amd64" ]] && ARCH=x86_64
 # Prevent systemd pager from blocking script execution
 export SYSTEMD_PAGER=
 
@@ -163,10 +167,7 @@ function start_notify_push
 {
     pgrep notify_push &>/dev/null && return
     if [[ -f /.docker-image ]]; then
-      local arch
-      arch="$(dpkg --print-architecture)"
-      [[ "${arch}" =~ ^(armhf|arm)$ ]] && arch="armv7"
-      NEXTCLOUD_URL=https://localhost sudo -E -u www-data /var/www/nextcloud/apps/notify_push/bin/"${arch}"/notify_push --allow-self-signed /var/www/nextcloud/config/config.php &>/dev/null &
+      NEXTCLOUD_URL=https://localhost sudo -E -u www-data "/var/www/nextcloud/apps/notify_push/bin/${ARCH}/notify_push" --allow-self-signed /var/www/nextcloud/config/config.php &>/dev/null &
     else
       systemctl enable --now notify_push
     fi
diff --git a/updates/1.43.0.sh b/updates/1.43.0.sh
index 63fb33eb2..32706ce27 100644
--- a/updates/1.43.0.sh
+++ b/updates/1.43.0.sh
@@ -35,8 +35,6 @@ install_app nc-restore
 [[ ! -f /.docker-image ]] && {
 
   # fix HPB with dynamic public IP
-  arch="$(dpkg --print-architecture)"
-  [[ "${arch}" =~ ^(armhf|arm)$ ]] && arch="armv7"
   cat > /etc/systemd/system/notify_push.service <<EOF
 [Unit]
 Description = Push daemon for Nextcloud clients
@@ -45,7 +43,7 @@ After = mysql.service
 [Service]
 Environment = PORT=7867
 Environment = NEXTCLOUD_URL=https://localhost
-ExecStart = /var/www/nextcloud/apps/notify_push/bin/"${arch}"/notify_push --allow-self-signed /var/www/nextcloud/config/config.php
+ExecStart = "/var/www/nextcloud/apps/notify_push/bin/${ARCH}/notify_push" --allow-self-signed /var/www/nextcloud/config/config.php
 User=www-data
 
 [Install]