diff --git a/wic/grub-bootdisk-microcode.wks.in b/wic/grub-bootdisk-microcode.wks.in
index d83b1dfb..7dc66f98 100644
--- a/wic/grub-bootdisk-microcode.wks.in
+++ b/wic/grub-bootdisk-microcode.wks.in
@@ -9,4 +9,4 @@ part / --source rootfs --ondisk sda --fstype=ext4 --label platform --align 1024
 
 part swap --ondisk sda --size 44 --label swap1 --fstype=swap --use-uuid
 
-bootloader --ptable gpt --timeout=5 --append="rootfstype=ext4 ${APPEND}"
+bootloader --ptable gpt --timeout=5 --append=" rootfstype=ext4 "
diff --git a/wic/image-installer.wks.in b/wic/image-installer.wks.in
index 4de318f6..933e8d85 100644
--- a/wic/image-installer.wks.in
+++ b/wic/image-installer.wks.in
@@ -5,4 +5,4 @@ part /boot --source bootimg-efi --sourceparams="loader=${EFI_PROVIDER},title=ins
 
 part / --source bootimg-partition --ondisk sda --fstype=ext4 --label image --use-uuid --align 1024
 
-bootloader --ptable gpt --timeout=5 --append="rootwait ${APPEND}"
+bootloader --ptable gpt --timeout=5 --append=" rootwait "
diff --git a/wic/systemd-bootdisk-microcode.wks.in b/wic/systemd-bootdisk-microcode.wks.in
index 03528950..925c1fa3 100644
--- a/wic/systemd-bootdisk-microcode.wks.in
+++ b/wic/systemd-bootdisk-microcode.wks.in
@@ -10,4 +10,4 @@ part / --source rootfs --ondisk sda --fstype=ext4 --label platform --align 1024
 
 part swap --ondisk sda --size 44 --label swap1 --fstype=swap --use-uuid
 
-bootloader --ptable gpt --timeout=5 --append="rootfstype=ext4 ${APPEND}"
+bootloader --ptable gpt --timeout=5 --append=" rootfstype=ext4 "