diff --git a/usr/lib/archboot/installer/bootloader.sh b/usr/lib/archboot/installer/bootloader.sh
index 388d5f306..0063bb43c 100644
--- a/usr/lib/archboot/installer/bootloader.sh
+++ b/usr/lib/archboot/installer/bootloader.sh
@@ -88,10 +88,10 @@ _bootloader_kernel_parameters() {
     [[ "${_NAME_SCHEME_PARAMETER}" == "FSLABEL" ]] && _getrootfslabel
     if [[ "${_NAME_SCHEME_PARAMETER}" == "SD_GPT_AUTO_GENERATOR" ]]; then
         _KERNEL_PARAMS_COMMON_UNMOD="${_RAIDARRAYS} ${_LUKSSETUP}"
-        _KERNEL_PARAMS_MOD="$(echo "${_KERNEL_PARAMS_COMMON_UNMOD}" | sed -e 's#   # #g' | sed -e 's#  # #g')"
+        _KERNEL_PARAMS_MOD="$(echo "${_KERNEL_PARAMS_COMMON_UNMOD}" | sd ' +' ' ')"
     else
         _KERNEL_PARAMS_COMMON_UNMOD="root=${_ROOTDEV} rootfstype=${_ROOTFS} rw ${_ROOTFLAGS} ${_RAIDARRAYS} ${_LUKSSETUP}"
-        _KERNEL_PARAMS_MOD="$(echo "${_KERNEL_PARAMS_COMMON_UNMOD}" | sed -e 's#   # #g' | sed -e 's#  # #g')"
+        _KERNEL_PARAMS_MOD="$(echo "${_KERNEL_PARAMS_COMMON_UNMOD}" | sd ' +' ' ')"
     fi
 }
 
@@ -163,7 +163,7 @@ _uefi_efibootmgr() {
         efibootmgr --quiet -b "${_bootnum}" -B >> "${_LOG}"
     done
     _BOOTMGRDEV=$(${_LSBLK} PKNAME "${_UEFISYSDEV}" 2>"${_NO_LOG}")
-    _BOOTMGRNUM=$(echo "${_UEFISYSDEV}" | sed -e "s#${_BOOTMGRDEV}##g" | sed -e 's#p##g')
+    _BOOTMGRNUM=$(echo "${_UEFISYSDEV}" | sd "${_BOOTMGRDEV}" '' | sd 'p' '')
     efibootmgr --quiet --create --disk "${_BOOTMGRDEV}" --part "${_BOOTMGRNUM}" --loader "${_BOOTMGR_LOADER_PATH}" --label "${_BOOTMGR_LABEL}" >> "${_LOG}"
 }
 
diff --git a/usr/lib/archboot/installer/bootloader_grub.sh b/usr/lib/archboot/installer/bootloader_grub.sh
index 1568654cf..0e5e339c9 100644
--- a/usr/lib/archboot/installer/bootloader_grub.sh
+++ b/usr/lib/archboot/installer/bootloader_grub.sh
@@ -158,7 +158,7 @@ EOF
     else
         _LINUX_UNMOD_COMMAND="linux ${_SUBDIR}/${_VMLINUZ} ${_KERNEL_PARAMS_MOD}"
     fi
-    _LINUX_MOD_COMMAND=$(echo "${_LINUX_UNMOD_COMMAND}" | sed -e 's#   # #g' | sed -e 's#  # #g')
+    _LINUX_MOD_COMMAND=$(echo "${_LINUX_UNMOD_COMMAND}" | sd ' +' ' ')
     ## create default kernel entry
     _NUMBER=0
     cat << EOF >> "${_DESTDIR}/${_GRUB_PREFIX_DIR}/${_GRUB_CFG}"
diff --git a/usr/lib/archboot/installer/bootloader_sb.sh b/usr/lib/archboot/installer/bootloader_sb.sh
index 5f44ee411..033fd69a9 100644
--- a/usr/lib/archboot/installer/bootloader_sb.sh
+++ b/usr/lib/archboot/installer/bootloader_sb.sh
@@ -9,7 +9,7 @@ _secureboot_keys() {
         _dialog --title " Setup Keys " --no-cancel --inputbox "Enter the directory to store the keys on ${_DESTDIR}." 8 65 "/etc/secureboot/keys" 2>"${_ANSWER}" || return 1
         _KEYDIR=$(cat "${_ANSWER}")
         #shellcheck disable=SC2086,SC2001
-        _KEYDIR="$(echo ${_KEYDIR} | sed -e 's#^/##g')"
+        _KEYDIR="$(echo ${_KEYDIR} | sd '^/' '')"
     done
     if [[ ! -d "${_DESTDIR}/${_KEYDIR}" ]]; then
         while [[ -z "${_CN}" ]]; do
diff --git a/usr/lib/archboot/installer/bootloader_uboot.sh b/usr/lib/archboot/installer/bootloader_uboot.sh
index e41398860..5bd924c76 100644
--- a/usr/lib/archboot/installer/bootloader_uboot.sh
+++ b/usr/lib/archboot/installer/bootloader_uboot.sh
@@ -7,7 +7,7 @@ _uboot() {
     _abort_uboot
     [[ -d "${_DESTDIR}/boot/extlinux" ]] || mkdir -p "${_DESTDIR}/boot/extlinux"
     _KERNEL_PARAMS_COMMON_UNMOD="root=${_ROOTDEV} rootfstype=${_ROOTFS} rw ${_ROOTFLAGS} ${_RAIDARRAYS} ${_LUKSSETUP}"
-    _KERNEL_PARAMS_COMMON_MOD="$(echo "${_KERNEL_PARAMS_COMMON_UNMOD}" | sed -e 's#   # #g' | sed -e 's#  # #g')"
+    _KERNEL_PARAMS_COMMON_MOD="$(echo "${_KERNEL_PARAMS_COMMON_UNMOD}" | sd ' +' ' ')"
     [[ "${_RUNNING_ARCH}" == "aarch64" ]] && _TITLE="ARM 64"
     [[ "${_RUNNING_ARCH}" == "riscv64" ]] && _TITLE="RISC-V 64"
     # write extlinux.conf
diff --git a/usr/lib/archboot/installer/common.sh b/usr/lib/archboot/installer/common.sh
index 933c7455c..de0f790d0 100644
--- a/usr/lib/archboot/installer/common.sh
+++ b/usr/lib/archboot/installer/common.sh
@@ -44,7 +44,7 @@ _marvell_firmware() {
     _MARVELL=""
     _PACKAGES="${_PACKAGES// linux-firmware-marvell / }"
     for i in $(fd -t f . /lib/modules/"${_RUNNING_KERNEL}" | rg -w 'wireless/marvell'); do
-        _MARVELL="${_MARVELL} $(basename "${i}" | sed -e 's#\..*$##g')"
+        _MARVELL="${_MARVELL} $(basename "${i}" | sd '.ko.*$' '')"
     done
     # check marvell modules if already loaded
     for i in ${_MARVELL}; do