diff --git a/src/effects/backgroundcontrast/contrast.cpp b/src/effects/backgroundcontrast/contrast.cpp
index ca6c00f10a..e1bfc21957 100644
--- a/src/effects/backgroundcontrast/contrast.cpp
+++ b/src/effects/backgroundcontrast/contrast.cpp
@@ -10,6 +10,7 @@
 #include "contrastshader.h"
 // KConfigSkeleton
 
+#include "utils/xcbutils.h"
 #include "wayland/contrast_interface.h"
 #include "wayland/display.h"
 #include "wayland/surface_interface.h"
@@ -113,7 +114,7 @@ void ContrastEffect::updateContrastRegion(EffectWindow *w)
                 int y = cardinals[i++];
                 int w = cardinals[i++];
                 int h = cardinals[i++];
-                region += QRect(x, y, w, h);
+                region += Xcb::fromXNative(QRect(x, y, w, h)).toRect();
             }
 
             for (unsigned int j = 0; j < 16; ++j) {
diff --git a/src/effects/blur/blur.cpp b/src/effects/blur/blur.cpp
index 600a145e43..89c210a1fe 100644
--- a/src/effects/blur/blur.cpp
+++ b/src/effects/blur/blur.cpp
@@ -11,6 +11,7 @@
 // KConfigSkeleton
 #include "blurconfig.h"
 
+#include "utils/xcbutils.h"
 #include "wayland/blur_interface.h"
 #include "wayland/display.h"
 #include "wayland/surface_interface.h"
@@ -294,7 +295,7 @@ void BlurEffect::updateBlurRegion(EffectWindow *w)
                 int y = cardinals[i++];
                 int w = cardinals[i++];
                 int h = cardinals[i++];
-                region += QRect(x, y, w, h);
+                region += Xcb::fromXNative(QRect(x, y, w, h)).toRect();
             }
         }
         valid = !value.isNull();