diff --git a/usr/lib/archboot/installer/pacman.sh b/usr/lib/archboot/installer/pacman.sh
index 51b007a53..b53570a37 100644
--- a/usr/lib/archboot/installer/pacman.sh
+++ b/usr/lib/archboot/installer/pacman.sh
@@ -63,7 +63,7 @@ _install_packages() {
     _destdir_mounts || return 1
     _PACKAGES=""
     # add packages from archboot defaults
-    _PACKAGES=$(grep '^_PACKAGES' /etc/archboot/defaults | sed -e 's#_PACKAGES=##g' -e 's#"##g')
+    _PACKAGES="$(rg -o '^_PACKAGES="(.*)"' -r '$1' /etc/archboot/defaults)"
     # fallback if _PACKAGES is empty
     [[ -z "${_PACKAGES}" ]] && _PACKAGES="base linux linux-firmware"
     _auto_packages
diff --git a/usr/lib/archboot/installer/partition.sh b/usr/lib/archboot/installer/partition.sh
index 9884b4272..6762a0856 100644
--- a/usr/lib/archboot/installer/partition.sh
+++ b/usr/lib/archboot/installer/partition.sh
@@ -14,7 +14,7 @@ _check_gpt() {
     fi
     if [[ -n "${_GUID_DETECTED}" ]]; then
         if [[ -n "${_CHECK_BIOS_BOOT_GRUB}" ]]; then
-            if ! ${_LSBLK} PARTTYPE "${_DISK}" | grep -q '21686148-6449-6E6F-744E-656564454649'; then
+            if ! ${_LSBLK} PARTTYPE "${_DISK}" | rg -q '21686148-6449-6E6F-744E-656564454649'; then
                 _dialog --msgbox "Setup detected no BIOS BOOT PARTITION in ${_DISK}. Please create a >=1M BIOS BOOT PARTITION for grub BIOS GPT support." 0 0
                 _RUN_CFDISK=1
             fi
diff --git a/usr/lib/archboot/installer/quicksetup.sh b/usr/lib/archboot/installer/quicksetup.sh
index 990525f08..f33e68976 100644
--- a/usr/lib/archboot/installer/quicksetup.sh
+++ b/usr/lib/archboot/installer/quicksetup.sh
@@ -70,7 +70,7 @@ _auto_create_filesystems() {
         # Add check on nvme or mmc controller:
         # NVME uses /dev/nvme0n1pX name scheme
         # MMC uses /dev/mmcblk0pX
-        if echo "${_DISK}" | grep -q "nvme" || echo "${_DISK}" | grep -q "mmc"; then
+        if echo "${_DISK}" | rg -q "nvme|mmc"; then
             _DEV="${_DISK}p$(echo "${fsspec}" | tr -d ' ' | cut -f1 -d '|')"
         fi
         _FSTYPE="$(echo "${fsspec}" | tr -d ' ' | cut -f2 -d '|')"