diff --git a/pkg/de-p1st-installer/de-p1st-installer.sh b/pkg/de-p1st-installer/de-p1st-installer.sh
index 8f81a3f..c2c2adf 100755
--- a/pkg/de-p1st-installer/de-p1st-installer.sh
+++ b/pkg/de-p1st-installer/de-p1st-installer.sh
@@ -69,27 +69,6 @@ function get_user_input() {
   fi
 }
 
-function get_cpu_vendor() {
-  # @post
-  #   CPU_VENDOR ("amd", "intel", "none")
-
-  if [ -z "${CPU_VENDOR}" ]; then
-    # if CPU_VENDOR has no value yet, ask user for input!
-
-    local vendor_id
-    vendor_id=$(cat /proc/cpuinfo | grep vendor_id | head -1 | sed 's|vendor_id\s*:\s*||')
-
-    if [ "$vendor_id" = "AuthenticAMD" ]; then
-      CPU_VENDOR="amd"
-    elif [ "$vendor_id" = "GenuineIntel" ]; then
-      CPU_VENDOR="intel"
-    else
-      echo "Unknown CPU vendor: $vendor_id"
-      return 1
-    fi
-  fi
-}
-
 function get_default_mount_options() {
   # @pre
   #   FS
@@ -155,27 +134,10 @@ function choose_mount_options() {
 function run_pacstrap() {
   # @pre
   #   BIOS_TYPE
-  #   CPU_VENDOR
 
   echo "Running pacstrap ..."
   PKGS=()
 
-  case "${CPU_VENDOR}" in
-  amd)
-    PKGS+=("${CPU_VENDOR}-ucode")
-    ;;
-  intel)
-    PKGS+=("${CPU_VENDOR}-ucode")
-    ;;
-  none)
-    true
-    ;;
-  *)
-    echo "Not yet implemented!"
-    return 1
-    ;;
-  esac
-
   case "${BIOS_TYPE}" in
   uefi)
     PKGS+=('de-p1st-base-efi')
@@ -324,8 +286,6 @@ function main() {
   check_network  || return $?
   # out: BIOS_TYPE, FS, HOSTNAME, USERNAME, USER_PWD, LUKS_PWD
   get_user_input || return $?
-  # out: CPU_VENDOR
-  get_cpu_vendor || return $?
 
   # in: FS
   # out: FS_DEFAULT_MOUNT_OPTIONS
@@ -353,7 +313,7 @@ function main() {
   mkdir /mnt/boot              || return $?
   sudo mount "$BOOT_PART" /mnt/boot || return $?
 
-  # in: BIOS_TYPE, CPU_VENDOR
+  # in: BIOS_TYPE
   run_pacstrap  || return $?
   # in: FS
   run_genfstab  || return $?
diff --git a/pkg/de-p1st-installer/installer.cfg b/pkg/de-p1st-installer/installer.cfg
index aeeaa64..1e4bf63 100644
--- a/pkg/de-p1st-installer/installer.cfg
+++ b/pkg/de-p1st-installer/installer.cfg
@@ -30,4 +30,4 @@ LEAVE_MOUNTED=1
 PACSTRAP_INTERACTIVE=1
 
 # TODO: additional pacman packages, e.g.
-# ADD_PKGS=('de-p1st-kernel-default')
\ No newline at end of file
+# ADD_PKGS=('de-p1st-kernel-default' 'de-p1st-ucode-amd')
\ No newline at end of file
diff --git a/pkg/de-p1st-installer/lib/util.sh b/pkg/de-p1st-installer/lib/util.sh
index 0f18a98..46e5f6f 100644
--- a/pkg/de-p1st-installer/lib/util.sh
+++ b/pkg/de-p1st-installer/lib/util.sh
@@ -50,3 +50,24 @@ function space_separated_to_array() {
   # Without newline at last array element: https://unix.stackexchange.com/a/519917/315162
   readarray -d " " -t ptr2 < <(printf '%s' "$ptr")
 }
+
+function get_cpu_vendor() {
+  # @post
+  #   CPU_VENDOR ("amd", "intel", "none")
+
+  if [ -z "${CPU_VENDOR}" ]; then
+    # if CPU_VENDOR has no value yet, ask user for input!
+
+    local vendor_id
+    vendor_id=$(cat /proc/cpuinfo | grep vendor_id | head -1 | sed 's|vendor_id\s*:\s*||')
+
+    if [ "$vendor_id" = "AuthenticAMD" ]; then
+      CPU_VENDOR="amd"
+    elif [ "$vendor_id" = "GenuineIntel" ]; then
+      CPU_VENDOR="intel"
+    else
+      echo "Unknown CPU vendor: $vendor_id"
+      return 1
+    fi
+  fi
+}
diff --git a/pkg/de-p1st-ucode-amd/PKGBUILD b/pkg/de-p1st-ucode-amd/PKGBUILD
new file mode 100644
index 0000000..8d0c827
--- /dev/null
+++ b/pkg/de-p1st-ucode-amd/PKGBUILD
@@ -0,0 +1,13 @@
+# Maintainer: Daniel Langbein <daniel@systemli.org>
+_pkgname=ucode-amd
+_reponame=arch
+pkgname="de-p1st-$_pkgname"
+pkgver=0.0.1
+pkgrel=1
+pkgdesc="AMD Microcode"
+arch=('any')
+url="https://codeberg.org/privacy1st/${_reponame}"
+license=('MIT')
+depends=('amd-ucode')
+optdepends=()
+provides=('de-p1st-ucode') # implicitly provides $pkgname
diff --git a/pkg/de-p1st-ucode-intel/PKGBUILD b/pkg/de-p1st-ucode-intel/PKGBUILD
new file mode 100644
index 0000000..32e6be9
--- /dev/null
+++ b/pkg/de-p1st-ucode-intel/PKGBUILD
@@ -0,0 +1,13 @@
+# Maintainer: Daniel Langbein <daniel@systemli.org>
+_pkgname=ucode-intel
+_reponame=arch
+pkgname="de-p1st-$_pkgname"
+pkgver=0.0.1
+pkgrel=1
+pkgdesc="Intel Microcode"
+arch=('any')
+url="https://codeberg.org/privacy1st/${_reponame}"
+license=('MIT')
+depends=('intel-ucode')
+optdepends=()
+provides=('de-p1st-ucode') # implicitly provides $pkgname
diff --git a/pkg/de-p1st-ucode-placeholder/PKGBUILD b/pkg/de-p1st-ucode-placeholder/PKGBUILD
new file mode 100644
index 0000000..569ca81
--- /dev/null
+++ b/pkg/de-p1st-ucode-placeholder/PKGBUILD
@@ -0,0 +1,13 @@
+# Maintainer: Daniel Langbein <daniel@systemli.org>
+_pkgname=ucode-placeholder
+_reponame=arch
+pkgname="de-p1st-$_pkgname"
+pkgver=0.0.1
+pkgrel=1
+pkgdesc="Ucode placeholder, e.g. for VM installation"
+arch=('any')
+url="https://codeberg.org/privacy1st/${_reponame}"
+license=('MIT')
+depends=()
+optdepends=()
+provides=('de-p1st-ucode') # implicitly provides $pkgname