diff --git a/Clover.qcow2 b/Clover.qcow2
index daf7c04..e9e1bef 100644
Binary files a/Clover.qcow2 and b/Clover.qcow2 differ
diff --git a/HighSierra/Clover-v2.4k-4330-X64.iso b/HighSierra/Clover-v2.4k-4380-X64.iso
similarity index 85%
rename from HighSierra/Clover-v2.4k-4330-X64.iso
rename to HighSierra/Clover-v2.4k-4380-X64.iso
index 28e2c56..00f9c1c 100644
Binary files a/HighSierra/Clover-v2.4k-4330-X64.iso and b/HighSierra/Clover-v2.4k-4380-X64.iso differ
diff --git a/HighSierra/README.md b/HighSierra/README.md
index 764efb6..ef4c78e 100644
--- a/HighSierra/README.md
+++ b/HighSierra/README.md
@@ -73,7 +73,7 @@ SVM is required.
   $ make clean; make -j8; make install
   ```
 
-  This step is not optional and is required.
+  This step is not optional and is required. QEMU 2.10.1 shipped with Fedora 27 works fine too.
 
 * See [networking notes](../networking-qemu-kvm-howto.txt) to setup guest networking.
 
@@ -87,7 +87,7 @@ SVM is required.
 
 
   ```
-  sudo ./clover-image.sh --iso Clover-v2.4k-4233-X64.iso --cfg clover/config.plist.stripped.qemu --img Clover.qcow2
+  sudo ./clover-image.sh --iso Clover-v2.4k-4380-X64.iso --cfg clover/config.plist.stripped.qemu --img Clover.qcow2
   ```
 
   Instead of building your own bootable Clover disk, you may use the included `Clover.qcow2` disk image.
diff --git a/HighSierra/create_iso_highsierra.sh b/HighSierra/create_iso_highsierra.sh
index 2d265f3..a822785 100755
--- a/HighSierra/create_iso_highsierra.sh
+++ b/HighSierra/create_iso_highsierra.sh
@@ -4,7 +4,7 @@
 set -e
 
 # Borrrowed from multiple internet sources
-hdiutil create -o ~/Desktop/HighSierra.cdr -size 7316m -layout SPUD -fs HFS+J
+hdiutil create -o ~/Desktop/HighSierra.cdr -size 5600m -layout SPUD -fs HFS+J
 hdiutil attach ~/Desktop/HighSierra.cdr.dmg -noverify -mountpoint /Volumes/install_build
 sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia --volume /Volumes/install_build --nointeraction
 hdiutil detach "/Volumes/Install macOS High Sierra"
diff --git a/OVMF_CODE.fd b/OVMF_CODE.fd
deleted file mode 100644
index 2303610..0000000
Binary files a/OVMF_CODE.fd and /dev/null differ
diff --git a/OVMF_VARS.fd b/OVMF_VARS.fd
deleted file mode 100644
index efb4f46..0000000
Binary files a/OVMF_VARS.fd and /dev/null differ
diff --git a/backups/OVMF_CODE-pure-efi.fd b/backups/OVMF_CODE-pure-efi.fd
deleted file mode 100644
index 807676d..0000000
Binary files a/backups/OVMF_CODE-pure-efi.fd and /dev/null differ
diff --git a/backups/OVMF_VARS-pure-efi.fd b/backups/OVMF_VARS-pure-efi.fd
deleted file mode 100644
index 3b8bb9b..0000000
Binary files a/backups/OVMF_VARS-pure-efi.fd and /dev/null differ
diff --git a/backups/README.txt b/backups/README.txt
deleted file mode 100644
index 86c7583..0000000
--- a/backups/README.txt
+++ /dev/null
@@ -1 +0,0 @@
-OVMF_CODE-pure-efi.fd and OVMF_VARS-pure-efi.fd files are borrowed from Proxmox.
diff --git a/boot-macOS-HS.sh b/boot-macOS-HS.sh
index f77d45c..3d146c1 100755
--- a/boot-macOS-HS.sh
+++ b/boot-macOS-HS.sh
@@ -13,7 +13,7 @@
 
 MY_OPTIONS="+aes,+xsave,+avx,+xsaveopt,avx2,+smep"
 
-~/QEMU/bin/qemu-system-x86_64 -enable-kvm -m 3072 -cpu Penryn,kvm=on,vendor=GenuineIntel,+invtsc,vmware-cpuid-freq=on,$MY_OPTIONS\
+qemu-system-x86_64 -enable-kvm -m 3072 -cpu Penryn,kvm=on,vendor=GenuineIntel,+invtsc,vmware-cpuid-freq=on,$MY_OPTIONS\
 	  -machine pc-q35-2.9 \
 	  -smp 4,cores=2 \
 	  -usb -device usb-kbd -device usb-tablet \
@@ -27,6 +27,6 @@ MY_OPTIONS="+aes,+xsave,+avx,+xsaveopt,avx2,+smep"
 	  -device ide-drive,bus=ide.1,drive=MacHDD \
 	  -drive id=MacHDD,if=none,file=./mac_hdd.img,format=qcow2 \
 	  -device ide-drive,bus=ide.0,drive=MacDVD \
-	  -drive id=MacDVD,if=none,snapshot=on,media=cdrom,file=./'HighSierra-10.13.2.iso' \
+	  -drive id=MacDVD,if=none,snapshot=on,media=cdrom,file=./'HighSierra-10.13.3.iso' \
 	  -netdev tap,id=net0,ifname=tap0,script=no,downscript=no -device e1000-82545em,netdev=net0,id=net0,mac=52:54:00:c9:18:27 \
 	  -monitor stdio