diff --git a/builder/templates/fedora-33.index-fragment b/builder/templates/fedora-33.index-fragment
index 438a79c7c..44e456f76 100644
--- a/builder/templates/fedora-33.index-fragment
+++ b/builder/templates/fedora-33.index-fragment
@@ -3,10 +3,11 @@ name=Fedora® 33 Server
 osinfo=fedora33
 arch=x86_64
 file=fedora-33.xz
-checksum[sha512]=7ef3a333456ee4deda38c369616a4423652029837f7aa09862940327608d285c79e1c7ed90c3bb4814878dbdce3fa1f11a8625439739743bce73947fc80c08eb
+revision=2
+checksum[sha512]=f80a018b494d5f2e44873094855f03a1f15080ee46f88d825bfe1de55b5903f5d9d822de18122ecac00d6295b2a8e7461950befef4c494ebcfe6b1f5e3aa5cc3
 format=raw
 size=6442450944
-compressed_size=501145952
+compressed_size=392812568
 expand=/dev/sda3
 notes=Fedora® 33 Server
  
diff --git a/builder/templates/fedora-33.ks b/builder/templates/fedora-33.ks
index b1de85a75..ed2d3c5f2 100644
--- a/builder/templates/fedora-33.ks
+++ b/builder/templates/fedora-33.ks
@@ -28,7 +28,7 @@ poweroff
 
 %post
 # Ensure the installation is up-to-date.
-dnf -y --best upgrade
+#dnf -y --best upgrade
 # Enable Xen domU support.
 pushd /etc/dracut.conf.d
 echo 'add_drivers+=" xen:vbd xen:vif "' > virt-builder-xen-drivers.conf
diff --git a/builder/templates/fedora-33.virt-install-cmd b/builder/templates/fedora-33.virt-install-cmd
index 0b1cc3876..52138160f 100644
--- a/builder/templates/fedora-33.virt-install-cmd
+++ b/builder/templates/fedora-33.virt-install-cmd
@@ -5,7 +5,7 @@
 
 'virt-install' \
     '--transient' \
-    '--name=tmp-hosoapgs' \
+    '--name=tmp-vxsw7p2j' \
     '--ram=4096' \
     '--arch=x86_64' \
     '--cpu=host' \
@@ -13,7 +13,7 @@
     '--os-variant=fedora26' \
     '--initrd-inject=fedora-33.ks' \
     '--extra-args=ks=file:/fedora-33.ks  console=tty0 console=ttyS0,115200 rd_NO_PLYMOUTH' \
-    '--disk=/home/rjones/d/libguestfs/builder/templates/tmp-hosoapgs.img,size=6,format=raw' \
+    '--disk=/home/rjones/d/libguestfs/builder/templates/tmp-vxsw7p2j.img,size=6,format=raw' \
     '--location=http://mirror.bytemark.co.uk/fedora/linux/releases/33/Server/x86_64/os/' \
     '--serial=pty' \
     '--nographics' 
diff --git a/builder/templates/make-template.ml b/builder/templates/make-template.ml
index 44a378f3a..4fd0a35a9 100755
--- a/builder/templates/make-template.ml
+++ b/builder/templates/make-template.ml
@@ -622,7 +622,9 @@ dracut -f /boot/initramfs-$KERNEL_VERSION.img $KERNEL_VERSION
       bpf "%%post\n";
       bpf "\
 # Ensure the installation is up-to-date.
-dnf -y --best upgrade
+# This makes Fedora >= 33 unbootable, see:
+# https://bugzilla.redhat.com/show_bug.cgi?id=1911177
+#dnf -y --best upgrade
 ";
 
       let needs_regenerate_dracut = ref false in
diff --git a/website/download/builder/index b/website/download/builder/index
index e07d503d5..701c96829 100644
--- a/website/download/builder/index
+++ b/website/download/builder/index
@@ -1627,10 +1627,11 @@ name=Fedora® 33 Server
 osinfo=fedora33
 arch=x86_64
 file=fedora-33.xz
-checksum[sha512]=7ef3a333456ee4deda38c369616a4423652029837f7aa09862940327608d285c79e1c7ed90c3bb4814878dbdce3fa1f11a8625439739743bce73947fc80c08eb
+revision=2
+checksum[sha512]=f80a018b494d5f2e44873094855f03a1f15080ee46f88d825bfe1de55b5903f5d9d822de18122ecac00d6295b2a8e7461950befef4c494ebcfe6b1f5e3aa5cc3
 format=raw
 size=6442450944
-compressed_size=501145952
+compressed_size=392812568
 expand=/dev/sda3
 notes=Fedora® 33 Server