diff --git a/samples/dbus_client.pl b/samples/dbus_client.pl
index e4be12868..8a5a8a90e 100755
--- a/samples/dbus_client.pl
+++ b/samples/dbus_client.pl
@@ -53,8 +53,8 @@ $knotd_interface->connect_to_signal('zone_ksk_submission', sub
 
 $knotd_interface->connect_to_signal('zone_dnssec_invalid', sub
 {
-    my ($zone) = @_;
-    print "Invalid DNSSEC for zone=$zone\n";
+    my ($zone, $remaining) = @_;
+    print "Invalid DNSSEC for zone=$zone remaining=$remaining seconds\n";
 });
 
 # Main loop
diff --git a/samples/dbus_client.py b/samples/dbus_client.py
index 16ef9cf8a..123351a04 100755
--- a/samples/dbus_client.py
+++ b/samples/dbus_client.py
@@ -29,8 +29,8 @@ def sig_submission(sender, path, interface, signal, args):
     print("Ready KSK for zone=%s keytag=%u keyid=%s" % (zone, key_tag, kasp_id))
 
 def sig_invalid(sender, path, interface, signal, args):
-    (zone) = args
-    print("Invalid DNSSEC for zone=%s" % (zone))
+    (zone, remaining) = args
+    print("Invalid DNSSEC for zone=%s remaining=%d seconds" % (zone, remaining))
 
 if __name__ == '__main__':
     loop = dasbus.loop.EventLoop()
diff --git a/samples/dbus_client.sh b/samples/dbus_client.sh
index 457f112a2..6cf7a42ac 100755
--- a/samples/dbus_client.sh
+++ b/samples/dbus_client.sh
@@ -14,7 +14,7 @@ cb() {
 		echo "Updated zone=${2} to serial=${3}"
 		;;
 	zone_dnssec_invalid)
-		echo "Invalid DNSSEC for zone=${2}"
+		echo "Invalid DNSSEC for zone=${2} remaining=${3} seconds"
 		;;
 	started)
 		echo "Server started"