diff --git a/src/qemu/qemu_validate.c b/src/qemu/qemu_validate.c
index b8d5e9bd74..6ebd2ba010 100644
--- a/src/qemu/qemu_validate.c
+++ b/src/qemu/qemu_validate.c
@@ -2320,6 +2320,13 @@ qemuValidateDomainWatchdogDef(const virDomainWatchdogDef *dev,
         break;
 
     case VIR_DOMAIN_WATCHDOG_MODEL_IB700:
+        if (!qemuDomainIsI440FX(def)) {
+            virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+                           _("%1$s model of watchdog cannot be used with this machine type"),
+                           virDomainWatchdogModelTypeToString(dev->model));
+            return -1;
+        }
+
         if (dev->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE) {
             virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
                            _("%1$s model of watchdog does not support configuring the address"),
diff --git a/tests/qemuxml2argvdata/watchdog-q35-multiple.x86_64-latest.args b/tests/qemuxml2argvdata/watchdog-q35-multiple.x86_64-latest.args
index 655d206421..4c14a95520 100644
--- a/tests/qemuxml2argvdata/watchdog-q35-multiple.x86_64-latest.args
+++ b/tests/qemuxml2argvdata/watchdog-q35-multiple.x86_64-latest.args
@@ -31,8 +31,8 @@ XDG_CONFIG_HOME=/var/lib/libvirt/qemu/domain--1-QEMUGuest1/.config \
 -device '{"driver":"pcie-root-port","port":9,"chassis":3,"id":"pci.3","bus":"pcie.0","addr":"0x1.0x1"}' \
 -device '{"driver":"piix3-usb-uhci","id":"usb","bus":"pci.2","addr":"0x1"}' \
 -audiodev '{"id":"audio1","driver":"none"}' \
--device '{"driver":"ib700","id":"watchdog0"}' \
--device '{"driver":"i6300esb","id":"watchdog1","bus":"pci.2","addr":"0x2"}' \
+-device '{"driver":"i6300esb","id":"watchdog0","bus":"pci.2","addr":"0x2"}' \
+-device '{"driver":"i6300esb","id":"watchdog1","bus":"pci.2","addr":"0x3"}' \
 -global ICH9-LPC.noreboot=off \
 -watchdog-action poweroff \
 -sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,resourcecontrol=deny \
diff --git a/tests/qemuxml2argvdata/watchdog-q35-multiple.xml b/tests/qemuxml2argvdata/watchdog-q35-multiple.xml
index af0cb169f0..1ed3aff414 100644
--- a/tests/qemuxml2argvdata/watchdog-q35-multiple.xml
+++ b/tests/qemuxml2argvdata/watchdog-q35-multiple.xml
@@ -18,7 +18,7 @@
     <controller type='usb' index='0'/>
     <input type='mouse' bus='ps2'/>
     <input type='keyboard' bus='ps2'/>
-    <watchdog model='ib700' action='poweroff'/>
+    <watchdog model='i6300esb' action='poweroff'/>
     <watchdog model='i6300esb' action='poweroff'/>
     <memballoon model='none'/>
   </devices>
diff --git a/tests/qemuxml2xmloutdata/watchdog-q35-multiple.x86_64-latest.xml b/tests/qemuxml2xmloutdata/watchdog-q35-multiple.x86_64-latest.xml
index 7e60c6e651..1ea084854e 100644
--- a/tests/qemuxml2xmloutdata/watchdog-q35-multiple.x86_64-latest.xml
+++ b/tests/qemuxml2xmloutdata/watchdog-q35-multiple.x86_64-latest.xml
@@ -41,10 +41,12 @@
     <input type='mouse' bus='ps2'/>
     <input type='keyboard' bus='ps2'/>
     <audio id='1' type='none'/>
-    <watchdog model='ib700' action='poweroff'/>
     <watchdog model='i6300esb' action='poweroff'>
       <address type='pci' domain='0x0000' bus='0x02' slot='0x02' function='0x0'/>
     </watchdog>
+    <watchdog model='i6300esb' action='poweroff'>
+      <address type='pci' domain='0x0000' bus='0x02' slot='0x03' function='0x0'/>
+    </watchdog>
     <watchdog model='itco' action='poweroff'/>
     <memballoon model='none'/>
   </devices>