diff --git a/ct/docker.sh b/ct/docker.sh
index d1cd3ba78..8611ceb7a 100644
--- a/ct/docker.sh
+++ b/ct/docker.sh
@@ -9,7 +9,6 @@ source "$_cs_boot" 2>/dev/null || source <(curl -fsSL "${COMMUNITY_SCRIPTS_CORE_
 
 APP="Docker"
 var_tags="${var_tags:-docker}"
-var_cpu="${var_cpu:-2}"
 var_arm64="${var_arm64:-yes}"
 var_unprivileged="${var_unprivileged:-1}"
 if [[ -z "${var_os:-}" ]] && command -v pveversion >/dev/null 2>&1; then
@@ -19,10 +18,12 @@ if [[ -z "${var_os:-}" ]] && command -v pveversion >/dev/null 2>&1; then
 fi
 
 if [[ "${var_os:-}" == "alpine" ]]; then
+  var_cpu="${var_cpu:-1}"
   var_ram="${var_ram:-1024}"
   var_disk="${var_disk:-2}"
   var_version="${var_version:-3.24}"
 else
+  var_cpu="${var_cpu:-2}"
   var_ram="${var_ram:-2048}"
   var_disk="${var_disk:-4}"
   var_version="${var_version:-13}"
diff --git a/ct/forgejo.sh b/ct/forgejo.sh
index 12b4325c0..c26d413b2 100644
--- a/ct/forgejo.sh
+++ b/ct/forgejo.sh
@@ -9,7 +9,6 @@ source "$_cs_boot" 2>/dev/null || source <(curl -fsSL "${COMMUNITY_SCRIPTS_CORE_
 
 APP="Forgejo"
 var_tags="${var_tags:-git}"
-var_cpu="${var_cpu:-2}"
 var_arm64="${var_arm64:-yes}"
 var_unprivileged="${var_unprivileged:-1}"
 if [[ -z "${var_os:-}" ]] && command -v pveversion >/dev/null 2>&1; then
@@ -19,10 +18,12 @@ if [[ -z "${var_os:-}" ]] && command -v pveversion >/dev/null 2>&1; then
 fi
 
 if [[ "${var_os:-}" == "alpine" ]]; then
+  var_cpu="${var_cpu:-1}"
   var_ram="${var_ram:-256}"
   var_disk="${var_disk:-1}"
   var_version="${var_version:-3.24}"
 else
+  var_cpu="${var_cpu:-2}"
   var_ram="${var_ram:-2048}"
   var_disk="${var_disk:-10}"
   var_version="${var_version:-13}"
diff --git a/ct/ironclaw.sh b/ct/ironclaw.sh
index 4362a2621..1d34c6d66 100644
--- a/ct/ironclaw.sh
+++ b/ct/ironclaw.sh
@@ -9,7 +9,6 @@ source "$_cs_boot" 2>/dev/null || source <(curl -fsSL "${COMMUNITY_SCRIPTS_CORE_
 
 APP="IronClaw"
 var_tags="${var_tags:-ai;agent;security}"
-var_cpu="${var_cpu:-2}"
 var_arm64="${var_arm64:-yes}"
 var_unprivileged="${var_unprivileged:-1}"
 if [[ -z "${var_os:-}" ]] && command -v pveversion >/dev/null 2>&1; then
@@ -19,10 +18,12 @@ if [[ -z "${var_os:-}" ]] && command -v pveversion >/dev/null 2>&1; then
 fi
 
 if [[ "${var_os:-}" == "alpine" ]]; then
+  var_cpu="${var_cpu:-1}"
   var_ram="${var_ram:-1024}"
   var_disk="${var_disk:-8}"
   var_version="${var_version:-3.24}"
 else
+  var_cpu="${var_cpu:-2}"
   var_ram="${var_ram:-2048}"
   var_disk="${var_disk:-8}"
   var_version="${var_version:-13}"
diff --git a/ct/pve-ups.sh b/ct/pve-ups.sh
index 1187567bd..4b75633c3 100644
--- a/ct/pve-ups.sh
+++ b/ct/pve-ups.sh
@@ -1,7 +1,5 @@
 #!/usr/bin/env bash
-# Engine comes from community-scripts/core; this repo only ships the scripts.
-# A local core checkout wins (COMMUNITY_SCRIPTS_CORE_DIR, else a sibling ../core),
-# so a fork or branch of core can be tested without editing this file.
+_CS_DEFAULT_URL="https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main"
 _cs_boot="${COMMUNITY_SCRIPTS_CORE_DIR:-$(dirname "${BASH_SOURCE[0]}")/../../core}/core/build.func"
 source "$_cs_boot" 2>/dev/null || source <(curl -fsSL "${COMMUNITY_SCRIPTS_CORE_URL:-https://raw.githubusercontent.com/community-scripts/core/main}/core/build.func")
 # Copyright (c) 2021-2026 community-scripts ORG
diff --git a/ct/syncthing.sh b/ct/syncthing.sh
index d47850341..ba3e2aec1 100644
--- a/ct/syncthing.sh
+++ b/ct/syncthing.sh
@@ -9,7 +9,6 @@ source "$_cs_boot" 2>/dev/null || source <(curl -fsSL "${COMMUNITY_SCRIPTS_CORE_
 
 APP="Syncthing"
 var_tags="${var_tags:-sync}"
-var_cpu="${var_cpu:-2}"
 var_arm64="${var_arm64:-yes}"
 var_unprivileged="${var_unprivileged:-1}"
 if [[ -z "${var_os:-}" ]] && command -v pveversion >/dev/null 2>&1; then
@@ -19,10 +18,12 @@ if [[ -z "${var_os:-}" ]] && command -v pveversion >/dev/null 2>&1; then
 fi
 
 if [[ "${var_os:-}" == "alpine" ]]; then
+  var_cpu="${var_cpu:-1}"
   var_ram="${var_ram:-256}"
   var_disk="${var_disk:-1}"
   var_version="${var_version:-3.24}"
 else
+  var_cpu="${var_cpu:-2}"
   var_ram="${var_ram:-2048}"
   var_disk="${var_disk:-8}"
   var_version="${var_version:-13}"
diff --git a/ct/transmission.sh b/ct/transmission.sh
index ee86f8194..584a2c72d 100644
--- a/ct/transmission.sh
+++ b/ct/transmission.sh
@@ -9,7 +9,6 @@ source "$_cs_boot" 2>/dev/null || source <(curl -fsSL "${COMMUNITY_SCRIPTS_CORE_
 
 APP="Transmission"
 var_tags="${var_tags:-torrent}"
-var_cpu="${var_cpu:-2}"
 var_arm64="${var_arm64:-yes}"
 var_unprivileged="${var_unprivileged:-1}"
 if [[ -z "${var_os:-}" ]] && command -v pveversion >/dev/null 2>&1; then
@@ -19,10 +18,12 @@ if [[ -z "${var_os:-}" ]] && command -v pveversion >/dev/null 2>&1; then
 fi
 
 if [[ "${var_os:-}" == "alpine" ]]; then
+  var_cpu="${var_cpu:-1}"
   var_ram="${var_ram:-256}"
   var_disk="${var_disk:-1}"
   var_version="${var_version:-3.24}"
 else
+  var_cpu="${var_cpu:-2}"
   var_ram="${var_ram:-2048}"
   var_disk="${var_disk:-8}"
   var_version="${var_version:-13}"
diff --git a/ct/vaultwarden.sh b/ct/vaultwarden.sh
index 5ac6f3855..2c1f9e787 100644
--- a/ct/vaultwarden.sh
+++ b/ct/vaultwarden.sh
@@ -9,7 +9,6 @@ source "$_cs_boot" 2>/dev/null || source <(curl -fsSL "${COMMUNITY_SCRIPTS_CORE_
 
 APP="Vaultwarden"
 var_tags="${var_tags:-password-manager}"
-var_cpu="${var_cpu:-4}"
 var_arm64="${var_arm64:-yes}"
 var_unprivileged="${var_unprivileged:-1}"
 if [[ -z "${var_os:-}" ]] && command -v pveversion >/dev/null 2>&1; then
@@ -19,10 +18,12 @@ if [[ -z "${var_os:-}" ]] && command -v pveversion >/dev/null 2>&1; then
 fi
 
 if [[ "${var_os:-}" == "alpine" ]]; then
+  var_cpu="${var_cpu:-1}"
   var_ram="${var_ram:-256}"
   var_disk="${var_disk:-1}"
   var_version="${var_version:-3.24}"
 else
+  var_cpu="${var_cpu:-4}"
   var_ram="${var_ram:-6144}"
   var_disk="${var_disk:-20}"
   var_version="${var_version:-13}"
diff --git a/ct/zigbee2mqtt.sh b/ct/zigbee2mqtt.sh
index 0d3cba5b9..ae2e0d022 100644
--- a/ct/zigbee2mqtt.sh
+++ b/ct/zigbee2mqtt.sh
@@ -9,7 +9,6 @@ source "$_cs_boot" 2>/dev/null || source <(curl -fsSL "${COMMUNITY_SCRIPTS_CORE_
 
 APP="Zigbee2MQTT"
 var_tags="${var_tags:-smarthome;zigbee;mqtt}"
-var_cpu="${var_cpu:-2}"
 var_arm64="${var_arm64:-yes}"
 var_unprivileged="${var_unprivileged:-0}"
 if [[ -z "${var_os:-}" ]] && command -v pveversion >/dev/null 2>&1; then
@@ -19,10 +18,12 @@ if [[ -z "${var_os:-}" ]] && command -v pveversion >/dev/null 2>&1; then
 fi
 
 if [[ "${var_os:-}" == "alpine" ]]; then
+  var_cpu="${var_cpu:-1}"
   var_ram="${var_ram:-256}"
   var_disk="${var_disk:-1}"
   var_version="${var_version:-3.24}"
 else
+  var_cpu="${var_cpu:-2}"
   var_ram="${var_ram:-1024}"
   var_disk="${var_disk:-5}"
   var_version="${var_version:-13}"