diff --git a/tests/qemuxml2xmloutdata/disk-cache.x86_64-1.5.3.xml b/tests/qemuxml2xmloutdata/disk-cache.x86_64-1.5.3.xml
deleted file mode 100644
index a57c2cd5d0..0000000000
--- a/tests/qemuxml2xmloutdata/disk-cache.x86_64-1.5.3.xml
+++ /dev/null
@@ -1,61 +0,0 @@
-<domain type='qemu'>
-  <name>QEMUGuest1</name>
-  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
-  <memory unit='KiB'>219136</memory>
-  <currentMemory unit='KiB'>219136</currentMemory>
-  <vcpu placement='static'>1</vcpu>
-  <os>
-    <type arch='x86_64' machine='pc-i440fx-1.5'>hvm</type>
-    <boot dev='hd'/>
-  </os>
-  <clock offset='utc'/>
-  <on_poweroff>destroy</on_poweroff>
-  <on_reboot>restart</on_reboot>
-  <on_crash>destroy</on_crash>
-  <devices>
-    <emulator>/usr/bin/qemu-system-x86_64</emulator>
-    <disk type='block' device='disk'>
-      <driver name='qemu' type='qcow2' cache='writeback'/>
-      <source dev='/dev/HostVG/QEMUGuest1'/>
-      <target dev='hda' bus='ide'/>
-      <address type='drive' controller='0' bus='0' target='0' unit='0'/>
-    </disk>
-    <disk type='block' device='disk'>
-      <driver name='qemu' type='qcow2' cache='unsafe'/>
-      <source dev='/dev/HostVG/QEMUGuest1'/>
-      <target dev='hdb' bus='ide'/>
-      <address type='drive' controller='0' bus='0' target='0' unit='1'/>
-    </disk>
-    <disk type='block' device='disk'>
-      <driver name='qemu' type='qcow2' cache='none'/>
-      <source dev='/dev/HostVG/QEMUGuest1'/>
-      <target dev='sda' bus='scsi'/>
-      <address type='drive' controller='0' bus='0' target='0' unit='0'/>
-    </disk>
-    <disk type='block' device='disk'>
-      <driver name='qemu' type='qcow2' cache='writethrough'/>
-      <source dev='/dev/HostVG/QEMUGuest1'/>
-      <target dev='vda' bus='virtio'/>
-      <address type='pci' domain='0x0000' bus='0x00' slot='0x04' function='0x0'/>
-    </disk>
-    <disk type='block' device='disk'>
-      <driver name='qemu' type='qcow2' cache='directsync'/>
-      <source dev='/dev/HostVG/QEMUGuest1'/>
-      <target dev='sdb' bus='usb'/>
-    </disk>
-    <controller type='usb' index='0' model='piix3-uhci'>
-      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
-    </controller>
-    <controller type='ide' index='0'>
-      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/>
-    </controller>
-    <controller type='pci' index='0' model='pci-root'/>
-    <controller type='scsi' index='0' model='lsilogic'>
-      <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
-    </controller>
-    <input type='mouse' bus='ps2'/>
-    <input type='keyboard' bus='ps2'/>
-    <audio id='1' type='none'/>
-    <memballoon model='none'/>
-  </devices>
-</domain>
diff --git a/tests/qemuxml2xmloutdata/disk-cache.x86_64-2.6.0.xml b/tests/qemuxml2xmloutdata/disk-cache.x86_64-2.6.0.xml
deleted file mode 100644
index e499c7b5a9..0000000000
--- a/tests/qemuxml2xmloutdata/disk-cache.x86_64-2.6.0.xml
+++ /dev/null
@@ -1,61 +0,0 @@
-<domain type='qemu'>
-  <name>QEMUGuest1</name>
-  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
-  <memory unit='KiB'>219136</memory>
-  <currentMemory unit='KiB'>219136</currentMemory>
-  <vcpu placement='static'>1</vcpu>
-  <os>
-    <type arch='x86_64' machine='pc-i440fx-2.6'>hvm</type>
-    <boot dev='hd'/>
-  </os>
-  <clock offset='utc'/>
-  <on_poweroff>destroy</on_poweroff>
-  <on_reboot>restart</on_reboot>
-  <on_crash>destroy</on_crash>
-  <devices>
-    <emulator>/usr/bin/qemu-system-x86_64</emulator>
-    <disk type='block' device='disk'>
-      <driver name='qemu' type='qcow2' cache='writeback'/>
-      <source dev='/dev/HostVG/QEMUGuest1'/>
-      <target dev='hda' bus='ide'/>
-      <address type='drive' controller='0' bus='0' target='0' unit='0'/>
-    </disk>
-    <disk type='block' device='disk'>
-      <driver name='qemu' type='qcow2' cache='unsafe'/>
-      <source dev='/dev/HostVG/QEMUGuest1'/>
-      <target dev='hdb' bus='ide'/>
-      <address type='drive' controller='0' bus='0' target='0' unit='1'/>
-    </disk>
-    <disk type='block' device='disk'>
-      <driver name='qemu' type='qcow2' cache='none'/>
-      <source dev='/dev/HostVG/QEMUGuest1'/>
-      <target dev='sda' bus='scsi'/>
-      <address type='drive' controller='0' bus='0' target='0' unit='0'/>
-    </disk>
-    <disk type='block' device='disk'>
-      <driver name='qemu' type='qcow2' cache='writethrough'/>
-      <source dev='/dev/HostVG/QEMUGuest1'/>
-      <target dev='vda' bus='virtio'/>
-      <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
-    </disk>
-    <disk type='block' device='disk'>
-      <driver name='qemu' type='qcow2' cache='directsync'/>
-      <source dev='/dev/HostVG/QEMUGuest1'/>
-      <target dev='sdb' bus='usb'/>
-    </disk>
-    <controller type='usb' index='0' model='piix3-uhci'>
-      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
-    </controller>
-    <controller type='ide' index='0'>
-      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/>
-    </controller>
-    <controller type='pci' index='0' model='pci-root'/>
-    <controller type='scsi' index='0' model='lsilogic'>
-      <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0'/>
-    </controller>
-    <input type='mouse' bus='ps2'/>
-    <input type='keyboard' bus='ps2'/>
-    <audio id='1' type='none'/>
-    <memballoon model='none'/>
-  </devices>
-</domain>
diff --git a/tests/qemuxml2xmloutdata/disk-cache.x86_64-2.7.0.xml b/tests/qemuxml2xmloutdata/disk-cache.x86_64-2.7.0.xml
deleted file mode 100644
index 3bf5792c60..0000000000
--- a/tests/qemuxml2xmloutdata/disk-cache.x86_64-2.7.0.xml
+++ /dev/null
@@ -1,61 +0,0 @@
-<domain type='qemu'>
-  <name>QEMUGuest1</name>
-  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
-  <memory unit='KiB'>219136</memory>
-  <currentMemory unit='KiB'>219136</currentMemory>
-  <vcpu placement='static'>1</vcpu>
-  <os>
-    <type arch='x86_64' machine='pc-i440fx-2.7'>hvm</type>
-    <boot dev='hd'/>
-  </os>
-  <clock offset='utc'/>
-  <on_poweroff>destroy</on_poweroff>
-  <on_reboot>restart</on_reboot>
-  <on_crash>destroy</on_crash>
-  <devices>
-    <emulator>/usr/bin/qemu-system-x86_64</emulator>
-    <disk type='block' device='disk'>
-      <driver name='qemu' type='qcow2' cache='writeback'/>
-      <source dev='/dev/HostVG/QEMUGuest1'/>
-      <target dev='hda' bus='ide'/>
-      <address type='drive' controller='0' bus='0' target='0' unit='0'/>
-    </disk>
-    <disk type='block' device='disk'>
-      <driver name='qemu' type='qcow2' cache='unsafe'/>
-      <source dev='/dev/HostVG/QEMUGuest1'/>
-      <target dev='hdb' bus='ide'/>
-      <address type='drive' controller='0' bus='0' target='0' unit='1'/>
-    </disk>
-    <disk type='block' device='disk'>
-      <driver name='qemu' type='qcow2' cache='none'/>
-      <source dev='/dev/HostVG/QEMUGuest1'/>
-      <target dev='sda' bus='scsi'/>
-      <address type='drive' controller='0' bus='0' target='0' unit='0'/>
-    </disk>
-    <disk type='block' device='disk'>
-      <driver name='qemu' type='qcow2' cache='writethrough'/>
-      <source dev='/dev/HostVG/QEMUGuest1'/>
-      <target dev='vda' bus='virtio'/>
-      <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
-    </disk>
-    <disk type='block' device='disk'>
-      <driver name='qemu' type='qcow2' cache='directsync'/>
-      <source dev='/dev/HostVG/QEMUGuest1'/>
-      <target dev='sdb' bus='usb'/>
-    </disk>
-    <controller type='usb' index='0' model='piix3-uhci'>
-      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
-    </controller>
-    <controller type='ide' index='0'>
-      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/>
-    </controller>
-    <controller type='pci' index='0' model='pci-root'/>
-    <controller type='scsi' index='0' model='lsilogic'>
-      <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0'/>
-    </controller>
-    <input type='mouse' bus='ps2'/>
-    <input type='keyboard' bus='ps2'/>
-    <audio id='1' type='none'/>
-    <memballoon model='none'/>
-  </devices>
-</domain>
diff --git a/tests/qemuxml2xmloutdata/intel-iommu.x86_64-2.6.0.xml b/tests/qemuxml2xmloutdata/intel-iommu.x86_64-2.6.0.xml
deleted file mode 100644
index 735f21be97..0000000000
--- a/tests/qemuxml2xmloutdata/intel-iommu.x86_64-2.6.0.xml
+++ /dev/null
@@ -1,31 +0,0 @@
-<domain type='qemu'>
-  <name>QEMUGuest1</name>
-  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
-  <memory unit='KiB'>219100</memory>
-  <currentMemory unit='KiB'>219100</currentMemory>
-  <vcpu placement='static'>1</vcpu>
-  <os>
-    <type arch='x86_64' machine='pc-q35-2.6'>hvm</type>
-    <boot dev='hd'/>
-  </os>
-  <cpu mode='custom' match='exact' check='none'>
-    <model fallback='forbid'>qemu64</model>
-  </cpu>
-  <clock offset='utc'/>
-  <on_poweroff>destroy</on_poweroff>
-  <on_reboot>restart</on_reboot>
-  <on_crash>destroy</on_crash>
-  <devices>
-    <emulator>/usr/bin/qemu-system-x86_64</emulator>
-    <controller type='pci' index='0' model='pcie-root'/>
-    <controller type='usb' index='0' model='none'/>
-    <controller type='sata' index='0'>
-      <address type='pci' domain='0x0000' bus='0x00' slot='0x1f' function='0x2'/>
-    </controller>
-    <input type='mouse' bus='ps2'/>
-    <input type='keyboard' bus='ps2'/>
-    <audio id='1' type='none'/>
-    <memballoon model='none'/>
-    <iommu model='intel'/>
-  </devices>
-</domain>
diff --git a/tests/qemuxml2xmltest.c b/tests/qemuxml2xmltest.c
index c37de0c704..c0112fa771 100644
--- a/tests/qemuxml2xmltest.c
+++ b/tests/qemuxml2xmltest.c
@@ -308,9 +308,6 @@ mymain(void)
     DO_TEST("disk-boot-cdrom", NONE);
     DO_TEST("disk-error-policy", NONE);
     DO_TEST("disk-fmt-qcow", NONE);
-    DO_TEST_CAPS_VER("disk-cache", "1.5.3");
-    DO_TEST_CAPS_VER("disk-cache", "2.6.0");
-    DO_TEST_CAPS_VER("disk-cache", "2.7.0");
     DO_TEST_CAPS_VER("disk-cache", "2.12.0");
     DO_TEST_CAPS_LATEST("disk-cache");
     DO_TEST_CAPS_LATEST("disk-metadata-cache");
@@ -1366,7 +1363,6 @@ mymain(void)
     DO_TEST("video-none-device", QEMU_CAPS_VNC);
 
     DO_TEST_CAPS_LATEST("intel-iommu");
-    DO_TEST_CAPS_VER("intel-iommu", "2.6.0");
     DO_TEST_CAPS_LATEST("intel-iommu-caching-mode");
     DO_TEST_CAPS_LATEST("intel-iommu-eim");
     DO_TEST_CAPS_LATEST("intel-iommu-device-iotlb");