diff --git a/kcms/touchpad/src/backends/x11/libinputtouchpad.h b/kcms/touchpad/src/backends/x11/libinputtouchpad.h
--- a/kcms/touchpad/src/backends/x11/libinputtouchpad.h
+++ b/kcms/touchpad/src/backends/x11/libinputtouchpad.h
@@ -39,7 +39,7 @@
     bool isChangedConfig() override;
 
     int touchpadOff() override;
-    XcbAtom &touchpadOffAtom() override;
+    bool isTouchpadOffAtom(const xcb_atom_t &atom) override;
 
 private:
 
diff --git a/kcms/touchpad/src/backends/x11/libinputtouchpad.cpp b/kcms/touchpad/src/backends/x11/libinputtouchpad.cpp
--- a/kcms/touchpad/src/backends/x11/libinputtouchpad.cpp
+++ b/kcms/touchpad/src/backends/x11/libinputtouchpad.cpp
@@ -371,9 +371,13 @@
     return m_enabled.val;
 }
 
-XcbAtom &LibinputTouchpad::touchpadOffAtom()
+bool LibinputTouchpad::isTouchpadOffAtom(const xcb_atom_t &atom)
 {
-    return *m_atoms[QLatin1Literal("enabled")].data();
+    auto it = m_atoms.constFind(QLatin1Literal("enabled"));
+    if (it == m_atoms.constEnd())
+        return false;
+
+    return (*it)->atom() == atom;
 }
 
 template<typename T>
diff --git a/kcms/touchpad/src/backends/x11/synapticstouchpad.h b/kcms/touchpad/src/backends/x11/synapticstouchpad.h
--- a/kcms/touchpad/src/backends/x11/synapticstouchpad.h
+++ b/kcms/touchpad/src/backends/x11/synapticstouchpad.h
@@ -32,7 +32,7 @@
     void setTouchpadOff(int touchpadOff) override;
     int touchpadOff() override;
 
-    XcbAtom &touchpadOffAtom() override;
+    bool isTouchpadOffAtom(const xcb_atom_t &atom) override;
 
 protected:
     double getPropertyScale(const QString &name) const override;
diff --git a/kcms/touchpad/src/backends/x11/synapticstouchpad.cpp b/kcms/touchpad/src/backends/x11/synapticstouchpad.cpp
--- a/kcms/touchpad/src/backends/x11/synapticstouchpad.cpp
+++ b/kcms/touchpad/src/backends/x11/synapticstouchpad.cpp
@@ -252,9 +252,9 @@
     return  off.value(0).toInt();
 }
 
-XcbAtom &SynapticsTouchpad::touchpadOffAtom()
+bool SynapticsTouchpad::isTouchpadOffAtom(const xcb_atom_t &atom)
 {
-    return m_touchpadOffAtom;
+    return m_touchpadOffAtom.atom() == atom;
 }
 
 double SynapticsTouchpad::getPropertyScale(const QString &name) const
diff --git a/kcms/touchpad/src/backends/x11/xcbatom.h b/kcms/touchpad/src/backends/x11/xcbatom.h
--- a/kcms/touchpad/src/backends/x11/xcbatom.h
+++ b/kcms/touchpad/src/backends/x11/xcbatom.h
@@ -39,7 +39,7 @@
     xcb_connection_t *m_connection;
     xcb_intern_atom_cookie_t m_cookie;
     xcb_intern_atom_reply_t *m_reply;
-    bool m_fetched;
+    mutable bool m_fetched;
 };
 
 #endif // XCBATOM_H
diff --git a/kcms/touchpad/src/backends/x11/xlibbackend.cpp b/kcms/touchpad/src/backends/x11/xlibbackend.cpp
--- a/kcms/touchpad/src/backends/x11/xlibbackend.cpp
+++ b/kcms/touchpad/src/backends/x11/xlibbackend.cpp
@@ -314,7 +314,7 @@
 
 void XlibBackend::propertyChanged(xcb_atom_t prop)
 {
-    if ((m_device && prop == m_device->touchpadOffAtom().atom()) ||
+    if ((m_device && m_device->isTouchpadOffAtom(prop)) ||
             prop == m_enabledAtom.atom())
     {
         Q_EMIT touchpadStateChanged();
diff --git a/kcms/touchpad/src/backends/x11/xlibtouchpad.h b/kcms/touchpad/src/backends/x11/xlibtouchpad.h
--- a/kcms/touchpad/src/backends/x11/xlibtouchpad.h
+++ b/kcms/touchpad/src/backends/x11/xlibtouchpad.h
@@ -63,7 +63,7 @@
     virtual void setTouchpadOff(int touchpadOff) {}
     virtual int touchpadOff() = 0;
 
-    virtual XcbAtom &touchpadOffAtom() = 0;
+    virtual bool isTouchpadOffAtom(const xcb_atom_t &atom) = 0;
 
 protected:
     void loadSupportedProperties(const Parameter *props);