diff --git a/abstract_client.h b/abstract_client.h
--- a/abstract_client.h
+++ b/abstract_client.h
@@ -984,6 +984,7 @@
     virtual void doSetSkipTaskbar();
     virtual void doSetSkipPager();
     virtual void doSetSkipSwitcher();
+    virtual void doSetDemandsAttention();
 
     void setupWindowManagementInterface();
     void destroyWindowManagementInterface();
diff --git a/abstract_client.cpp b/abstract_client.cpp
--- a/abstract_client.cpp
+++ b/abstract_client.cpp
@@ -407,13 +407,15 @@
     if (m_demandsAttention == set)
         return;
     m_demandsAttention = set;
-    if (info) {
-        info->setState(set ? NET::DemandsAttention : NET::States(), NET::DemandsAttention);
-    }
+    doSetDemandsAttention();
     workspace()->clientAttentionChanged(this, set);
     emit demandsAttentionChanged();
 }
 
+void AbstractClient::doSetDemandsAttention()
+{
+}
+
 void AbstractClient::setDesktop(int desktop)
 {
     const int numberOfDesktops = VirtualDesktopManager::self()->count();
diff --git a/x11client.h b/x11client.h
--- a/x11client.h
+++ b/x11client.h
@@ -365,6 +365,7 @@
     void doSetSkipPager() override;
     void doSetSkipTaskbar() override;
     void doSetSkipSwitcher() override;
+    void doSetDemandsAttention() override;
     bool belongsToDesktop() const override;
     void setGeometryRestore(const QRect &geo) override;
     bool doStartMoveResize() override;
diff --git a/x11client.cpp b/x11client.cpp
--- a/x11client.cpp
+++ b/x11client.cpp
@@ -1922,6 +1922,11 @@
     updateVisibility();
 }
 
+void X11Client::doSetDemandsAttention()
+{
+    info->setState(isDemandingAttention() ? NET::DemandsAttention : NET::States(), NET::DemandsAttention);
+}
+
 /**
  * Sets whether the client is on @p activity.
  * If you remove it from its last activity, then it's on all activities.