diff --git a/libcolorcorrect/CMakeLists.txt b/libcolorcorrect/CMakeLists.txt
--- a/libcolorcorrect/CMakeLists.txt
+++ b/libcolorcorrect/CMakeLists.txt
@@ -23,7 +23,6 @@
                       Qt5::Core
                       Qt5::Quick
                     PRIVATE
-                      KF5::WindowSystem
                       KF5::I18n
 
                       Qt5::DBus)
diff --git a/libcolorcorrect/compositorcoloradaptor.h b/libcolorcorrect/compositorcoloradaptor.h
--- a/libcolorcorrect/compositorcoloradaptor.h
+++ b/libcolorcorrect/compositorcoloradaptor.h
@@ -90,9 +90,7 @@
         // couldn't establish connection to compositor
         ErrorCodeConnectionFailed,
         // rendering backend doesn't support hardware color correction
-        ErrorCodeBackendNoSupport,
-        // it's an X session - no native color correction in general on X
-        ErrorCodeXSession
+        ErrorCodeBackendNoSupport
     };
     Q_ENUMS(ErrorCode)
 
diff --git a/libcolorcorrect/compositorcoloradaptor.cpp b/libcolorcorrect/compositorcoloradaptor.cpp
--- a/libcolorcorrect/compositorcoloradaptor.cpp
+++ b/libcolorcorrect/compositorcoloradaptor.cpp
@@ -16,7 +16,6 @@
 *********************************************************************/
 #include "compositorcoloradaptor.h"
 
-#include <KWindowSystem>
 #include <KLocalizedString>
 
 #include <QDBusReply>
@@ -28,10 +27,6 @@
 CompositorAdaptor::CompositorAdaptor(QObject *parent)
     : QObject(parent)
 {
-    if(KWindowSystem::isPlatformX11()) {
-        setError(ErrorCode::ErrorCodeXSession);
-    }
-
     m_iface = new QDBusInterface (QStringLiteral("org.kde.KWin"),
                                     QStringLiteral("/ColorCorrect"),
                                     QStringLiteral("org.kde.kwin.ColorCorrect"),
@@ -49,7 +44,7 @@
 
 void CompositorAdaptor::setError(ErrorCode error)
 {
-    if (m_error == error || m_error == ErrorCode::ErrorCodeXSession) {
+    if (m_error == error) {
         return;
     }
     m_error = error;
@@ -60,9 +55,6 @@
     case ErrorCode::ErrorCodeBackendNoSupport:
         m_errorText = i18nc("Critical error message", "Rendering backend doesn't support Color Correction.");
         break;
-    case ErrorCode::ErrorCodeXSession:
-        m_errorText = i18nc("Critical error message", "You're currently using the X Windowing System. This functionality is Wayland exclusive.");
-        break;
     default:
         m_errorText = "";
     }