diff --git a/post.sh b/post.sh
index 5b1d729..825a137 100644
--- a/post.sh
+++ b/post.sh
@@ -2,29 +2,18 @@
 
 set -xeuf -o pipefail
 
-UNAME_R="$(</boot/.uname)"
 BOOT_PART="$(grep '/ ' /etc/fstab | awk '{print $1}')"
 
 cp /opt/opi5-efi/boot.cmd boot/efi/boot.cmd
 cp /opt/opi5-efi/uEnv.txt boot/efi/uEnv.txt
 
-if [ ! -f /boot/.uname ]; then
-    echo "ERROR: No /boot/.uname found to extract 'uname -r' from."
+if [ ! -f "/boot/initramfs.img" ]; then
+    echo "Initramfs not found."
     exit 1
 fi
 
-if [ ! -f "/boot/initramfs-${UNAME_R}.img" ]; then
-    echo "Initramfs not found... regenerating."
-    /sbin/installkernel "${UNAME_R}" "/boot/.vmlinuz-${UNAME_R}-rpm" "/boot/.System.map-${UNAME_R}-rpm"
-    mv "/boot/vmlinuz-${UNAME_R}.old" "/boot/vmlinuz-${UNAME_R}"
-fi
-
 echo "rootdev=${BOOT_PART}" >> "/boot/efi/uEnv.txt"
 sed -i "s/setenvrootdev/setenv rootdev \"${BOOT_PART}\"/" "/boot/efi/boot.cmd"
 
-mkimage -A arm -T ramdisk -C none -n uInitrd -d "/boot/initramfs-${UNAME_R}.img" "/boot/uInitrd-${UNAME_R}"
+mkimage -A arm -T ramdisk -C none -n uInitrd -d /boot/initramfs.img /boot/uInitrd
 mkimage -C none -A arm -T script -d /boot/efi/boot.cmd /boot/efi/boot.scr
-
-pushd /boot
-ln -s "uInitrd-${UNAME_R}" uInitrd
-popd