diff --git a/autotests/client/test_plasmashell.cpp b/autotests/client/test_plasmashell.cpp
--- a/autotests/client/test_plasmashell.cpp
+++ b/autotests/client/test_plasmashell.cpp
@@ -161,6 +161,7 @@
     QTest::newRow("panel") << PlasmaShellSurface::Role::Panel << PlasmaShellSurfaceInterface::Role::Panel;
     QTest::newRow("notification") << PlasmaShellSurface::Role::Notification << PlasmaShellSurfaceInterface::Role::Notification;
     QTest::newRow("tooltip") << PlasmaShellSurface::Role::ToolTip << PlasmaShellSurfaceInterface::Role::ToolTip;
+    QTest::newRow("criticalnotification") << PlasmaShellSurface::Role::CriticalNotification << PlasmaShellSurfaceInterface::Role::CriticalNotification;
 }
 
 void TestPlasmaShell::testRole()
diff --git a/src/client/plasmashell.h b/src/client/plasmashell.h
--- a/src/client/plasmashell.h
+++ b/src/client/plasmashell.h
@@ -246,7 +246,8 @@
         Panel, ///< The Surface represents a panel (dock), normally stacked above normal surfaces
         OnScreenDisplay, ///< The Surface represents an on screen display, like a volume changed notification
         Notification, ///< The Surface represents a notification @since 5.24
-        ToolTip ///< The Surface represents a tooltip @since 5.24
+        ToolTip, ///< The Surface represents a tooltip @since 5.24
+        CriticalNotification, ///< The Surface represents a critical notification, like battery is running out @since 5.58
     };
     /**
      * Changes the requested Role to @p role.
diff --git a/src/client/plasmashell.cpp b/src/client/plasmashell.cpp
--- a/src/client/plasmashell.cpp
+++ b/src/client/plasmashell.cpp
@@ -280,6 +280,10 @@
     case Role::ToolTip:
         wlRole = ORG_KDE_PLASMA_SURFACE_ROLE_TOOLTIP;
         break;
+    case Role::CriticalNotification:
+        // FIXME check protocol version and send NOTIFICATION if not supported?
+        wlRole = ORG_KDE_PLASMA_SURFACE_ROLE_CRITICALNOTIFICATION;
+        break;
     default:
         Q_UNREACHABLE();
         break;
diff --git a/src/client/protocols/plasma-shell.xml b/src/client/protocols/plasma-shell.xml
--- a/src/client/protocols/plasma-shell.xml
+++ b/src/client/protocols/plasma-shell.xml
@@ -17,7 +17,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
   ]]></copyright>
 
-  <interface name="org_kde_plasma_shell" version="5">
+  <interface name="org_kde_plasma_shell" version="6">
     <description summary="create shell windows and helpers">
       This interface is used by KF5 powered Wayland shells to communicate with
       the compositor and can only be bound one time.
@@ -190,6 +190,8 @@
       <entry name="onscreendisplay" value="3"/>
       <entry name="notification" value="4"/>
       <entry name="tooltip" value="5"/>
+      <!-- since version 6 -->
+      <entry name="criticalnotification" value="6"/>
 <!--
       <entry name="splash" value="1"/>
       <entry name="dashboard" value="3"/>
diff --git a/src/server/plasmashell_interface.h b/src/server/plasmashell_interface.h
--- a/src/server/plasmashell_interface.h
+++ b/src/server/plasmashell_interface.h
@@ -110,7 +110,8 @@
         Panel, ///< The surface represents a panel (dock), normally stacked above normal surfaces
         OnScreenDisplay, ///< The surface represents an on screen display, like a volume changed notification
         Notification, ///< The surface represents a notification @since 5.24
-        ToolTip ///< The surface represents a tooltip @since 5.24
+        ToolTip, ///< The surface represents a tooltip @since 5.24
+        CriticalNotification, ///< The surface represents a critical notification, like battery is running out @since 5.58
     };
     /**
      * @returns The requested role, default value is @c Role::Normal.
diff --git a/src/server/plasmashell_interface.cpp b/src/server/plasmashell_interface.cpp
--- a/src/server/plasmashell_interface.cpp
+++ b/src/server/plasmashell_interface.cpp
@@ -50,7 +50,7 @@
     static const quint32 s_version;
 };
 
-const quint32 PlasmaShellInterface::Private::s_version = 5;
+const quint32 PlasmaShellInterface::Private::s_version = 6;
 
 PlasmaShellInterface::Private::Private(PlasmaShellInterface *q, Display *d)
     : Global::Private(d, &org_kde_plasma_shell_interface, s_version)
@@ -252,6 +252,9 @@
     case ORG_KDE_PLASMA_SURFACE_ROLE_TOOLTIP:
         r = Role::ToolTip;
         break;
+    case ORG_KDE_PLASMA_SURFACE_ROLE_CRITICALNOTIFICATION:
+        r = Role::CriticalNotification;
+        break;
     case ORG_KDE_PLASMA_SURFACE_ROLE_NORMAL:
     default:
         r = Role::Normal;
diff --git a/tests/plasmasurfacetest.cpp b/tests/plasmasurfacetest.cpp
--- a/tests/plasmasurfacetest.cpp
+++ b/tests/plasmasurfacetest.cpp
@@ -172,6 +172,8 @@
     parser.addHelpOption();
     QCommandLineOption notificationOption(QStringLiteral("notification"));
     parser.addOption(notificationOption);
+    QCommandLineOption criticalNotificationOption(QStringLiteral("criticalNotification"));
+    parser.addOption(criticalNotificationOption);
     QCommandLineOption panelOption(QStringLiteral("panel"));
     parser.addOption(panelOption);
     QCommandLineOption desktopOption(QStringLiteral("desktop"));
@@ -191,6 +193,8 @@
 
     if (parser.isSet(notificationOption)) {
         client.setRole(PlasmaShellSurface::Role::Notification);
+    } else if (parser.isSet(criticalNotificationOption)) {
+        client.setRole(PlasmaShellSurface::Role::CriticalNotification);
     } else if (parser.isSet(panelOption)) {
         client.setRole(PlasmaShellSurface::Role::Panel);
     } else if (parser.isSet(desktopOption)) {