diff --git a/src/qemu/qemu_monitor.c b/src/qemu/qemu_monitor.c
index 80f262cec7..d10448ec7c 100644
--- a/src/qemu/qemu_monitor.c
+++ b/src/qemu/qemu_monitor.c
@@ -2855,7 +2855,7 @@ qemuMonitorScreendump(qemuMonitor *mon,
                       unsigned int head,
                       const char *file)
 {
-    VIR_DEBUG("file=%s", file);
+    VIR_DEBUG("device=%s head=%u file=%s", device, head, file);
 
     QEMU_CHECK_MONITOR(mon);