diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index c91ffe4936..a8e4b29349 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -406,7 +406,7 @@ VIR_ENUM_IMPL(virQEMUCaps,
               "vhost-scsi", /* QEMU_CAPS_DEVICE_VHOST_SCSI */
               "drive-iotune-group", /* X_QEMU_CAPS_DRIVE_IOTUNE_GROUP */
               "query-cpu-model-expansion", /* QEMU_CAPS_QUERY_CPU_MODEL_EXPANSION */
-              "virtio-net.host_mtu", /* QEMU_CAPS_VIRTIO_NET_HOST_MTU */
+              "virtio-net.host_mtu", /* X_QEMU_CAPS_VIRTIO_NET_HOST_MTU */
 
               /* 245 */
               "spice-rendernode", /* QEMU_CAPS_SPICE_RENDERNODE */
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
index 656c769e5c..ff67f58e11 100644
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@@ -385,7 +385,7 @@ typedef enum { /* virQEMUCapsFlags grouping marker for syntax-check */
     QEMU_CAPS_DEVICE_VHOST_SCSI, /* -device vhost-scsi-{ccw,pci} */
     X_QEMU_CAPS_DRIVE_IOTUNE_GROUP, /* -drive throttling.group=<name> */
     QEMU_CAPS_QUERY_CPU_MODEL_EXPANSION, /* qmp query-cpu-model-expansion */
-    QEMU_CAPS_VIRTIO_NET_HOST_MTU, /* virtio-net-*.host_mtu */
+    X_QEMU_CAPS_VIRTIO_NET_HOST_MTU, /* virtio-net-*.host_mtu */
 
     /* 245 */
     QEMU_CAPS_SPICE_RENDERNODE, /* -spice rendernode */