diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index b602f47c65..b042f981db 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -649,6 +649,7 @@ VIR_ENUM_IMPL(virQEMUCaps,
 
               /* 415 */
               "chardev.json", /* QEMU_CAPS_CHARDEV_JSON */
+              "device.json", /* QEMU_CAPS_DEVICE_JSON */
     );
 
 
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
index 4980ac7829..71e4e8d6bf 100644
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@@ -629,6 +629,7 @@ typedef enum { /* virQEMUCapsFlags grouping marker for syntax-check */
 
     /* 415 */
     QEMU_CAPS_CHARDEV_JSON, /* -chardev accepts JSON */
+    QEMU_CAPS_DEVICE_JSON, /* -device accepts JSON */
 
     QEMU_CAPS_LAST /* this must always be the last item */
 } virQEMUCapsFlags;