diff --git a/org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/QemuMonitor.java b/org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/QemuMonitor.java
index 9f6e48e..75310f8 100644
--- a/org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/QemuMonitor.java
+++ b/org.jdrupes.vmoperator.runner.qemu/src/org/jdrupes/vmoperator/runner/qemu/QemuMonitor.java
@@ -139,8 +139,9 @@ public class QemuMonitor extends QemuConnector {
     @SuppressWarnings({ "PMD.AvoidSynchronizedStatement",
         "PMD.AvoidDuplicateLiterals" })
     public void onClosed(Closed<?> event, SocketIOChannel channel) {
-        logger.finer(() -> "Closing QMP socket.");
         super.onClosed(event, channel);
+        logger.finer(() -> "QMP socket closed.");
+        monitorReady = false;
         channel.associated(this, getClass()).ifPresent(qm -> {
             synchronized (this) {
                 if (powerdownTimer != null) {