diff --git a/tests/qemuxml2argvdata/blkdeviotune.x86_64-latest.args b/tests/qemuxml2argvdata/blkdeviotune.x86_64-latest.args
new file mode 100644
index 0000000000..b229b8a7dc
--- /dev/null
+++ b/tests/qemuxml2argvdata/blkdeviotune.x86_64-latest.args
@@ -0,0 +1,40 @@
+LC_ALL=C \
+PATH=/bin \
+HOME=/tmp/lib/domain--1-QEMUGuest1 \
+USER=test \
+LOGNAME=test \
+XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \
+XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \
+XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \
+/usr/bin/qemu-system-x86_64 \
+-name guest=QEMUGuest1,debug-threads=on \
+-S \
+-object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-QEMUGuest1/master-key.aes"}' \
+-machine pc,usb=off,dump-guest-core=off,memory-backend=pc.ram \
+-accel tcg \
+-cpu qemu64 \
+-m 214 \
+-object '{"qom-type":"memory-backend-ram","id":"pc.ram","size":224395264}' \
+-overcommit mem-lock=off \
+-smp 1,sockets=1,cores=1,threads=1 \
+-uuid c7a5fdbd-edaf-9455-926a-d65c16db1809 \
+-display none \
+-no-user-config \
+-nodefaults \
+-chardev socket,id=charmonitor,fd=1729,server=on,wait=off \
+-mon chardev=charmonitor,id=monitor,mode=control \
+-rtc base=utc \
+-no-shutdown \
+-no-acpi \
+-boot strict=on \
+-device '{"driver":"piix3-usb-uhci","id":"usb","bus":"pci.0","addr":"0x1.0x2"}' \
+-blockdev '{"driver":"host_device","filename":"/dev/HostVG/QEMUGuest1","node-name":"libvirt-2-storage","cache":{"direct":true,"no-flush":false},"auto-read-only":true,"discard":"unmap"}' \
+-blockdev '{"node-name":"libvirt-2-format","read-only":false,"cache":{"direct":true,"no-flush":false},"driver":"qcow2","file":"libvirt-2-storage"}' \
+-device '{"driver":"ide-hd","bus":"ide.0","unit":0,"drive":"libvirt-2-format","id":"ide0-0-0","bootindex":1,"write-cache":"on"}' \
+-blockdev '{"driver":"host_device","filename":"/dev/HostVG/QEMUGuest2","node-name":"libvirt-1-storage","cache":{"direct":true,"no-flush":false},"auto-read-only":true,"discard":"unmap"}' \
+-blockdev '{"node-name":"libvirt-1-format","read-only":false,"cache":{"direct":true,"no-flush":false},"driver":"qcow2","file":"libvirt-1-storage"}' \
+-device '{"driver":"ide-hd","bus":"ide.0","unit":1,"drive":"libvirt-1-format","id":"ide0-0-1","write-cache":"on"}' \
+-audiodev '{"id":"audio1","driver":"none"}' \
+-device '{"driver":"virtio-balloon-pci","id":"balloon0","bus":"pci.0","addr":"0x2"}' \
+-sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,resourcecontrol=deny \
+-msg timestamp=on
diff --git a/tests/qemuxml2argvdata/blkdeviotune.xml b/tests/qemuxml2argvdata/blkdeviotune.xml
index 268b4fb3af..7cebb992a9 100644
--- a/tests/qemuxml2argvdata/blkdeviotune.xml
+++ b/tests/qemuxml2argvdata/blkdeviotune.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <clock offset='utc'/>
@@ -13,7 +13,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='qcow2' cache='none'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>
diff --git a/tests/qemuxml2argvtest.c b/tests/qemuxml2argvtest.c
index 2064a45cf3..34a2efb6cf 100644
--- a/tests/qemuxml2argvtest.c
+++ b/tests/qemuxml2argvtest.c
@@ -2191,6 +2191,7 @@ mymain(void)
     DO_TEST_NOCAPS("numad-auto-memory-vcpu-cpuset");
     DO_TEST_NOCAPS("numad-auto-memory-vcpu-no-cpuset-and-placement");
     DO_TEST_NOCAPS("numad-static-memory-auto-vcpu");
+    DO_TEST_CAPS_LATEST("blkdeviotune");
     DO_TEST_CAPS_VER("blkdeviotune-max", "4.1.0");
     DO_TEST_CAPS_LATEST("blkdeviotune-max");
     DO_TEST_CAPS_VER("blkdeviotune-group-num", "4.1.0");
diff --git a/tests/qemuxml2xmloutdata/blkdeviotune.x86_64-latest.xml b/tests/qemuxml2xmloutdata/blkdeviotune.x86_64-latest.xml
index a1032019d6..b536faac13 100644
--- a/tests/qemuxml2xmloutdata/blkdeviotune.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/blkdeviotune.x86_64-latest.xml
@@ -5,7 +5,7 @@
   <currentMemory unit='KiB'>219100</currentMemory>
   <vcpu placement='static'>1</vcpu>
   <os>
-    <type arch='i686' machine='pc'>hvm</type>
+    <type arch='x86_64' machine='pc'>hvm</type>
     <boot dev='hd'/>
   </os>
   <cpu mode='custom' match='exact' check='none'>
@@ -16,7 +16,7 @@
   <on_reboot>restart</on_reboot>
   <on_crash>destroy</on_crash>
   <devices>
-    <emulator>/usr/bin/qemu-system-i386</emulator>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
     <disk type='block' device='disk'>
       <driver name='qemu' type='qcow2' cache='none'/>
       <source dev='/dev/HostVG/QEMUGuest1'/>