diff --git a/src/scenes/opengl/scene_opengl.cpp b/src/scenes/opengl/scene_opengl.cpp
index d06ea5406b..890d33ca43 100644
--- a/src/scenes/opengl/scene_opengl.cpp
+++ b/src/scenes/opengl/scene_opengl.cpp
@@ -376,7 +376,7 @@ void SceneOpenGL::createRenderNode(Item *item, RenderContext *context)
                     .transformMatrix = context->transformStack.top(),
                     .opacity = context->opacityStack.top(),
                     .hasAlpha = hasAlpha,
-                    .coordinateType = UnnormalizedCoordinates,
+                    .coordinateType = NormalizedCoordinates,
                 });
             }
         }
diff --git a/src/surfaceitem.cpp b/src/surfaceitem.cpp
index 8924702755..60bbf4d905 100644
--- a/src/surfaceitem.cpp
+++ b/src/surfaceitem.cpp
@@ -140,10 +140,12 @@ WindowQuadList SurfaceItem::buildQuads() const
         const QPointF bufferBottomRight = m_surfaceToBufferMatrix.map(rect.bottomRight());
         const QPointF bufferBottomLeft = m_surfaceToBufferMatrix.map(rect.bottomLeft());
 
-        quad[0] = WindowVertex(rect.topLeft(), bufferTopLeft);
-        quad[1] = WindowVertex(rect.topRight(), bufferTopRight);
-        quad[2] = WindowVertex(rect.bottomRight(), bufferBottomRight);
-        quad[3] = WindowVertex(rect.bottomLeft(), bufferBottomLeft);
+        const auto size = m_pixmap->size();
+
+        quad[0] = WindowVertex(rect.topLeft(), QPointF{bufferTopLeft.x() / size.width(), bufferTopLeft.y() / size.height()});
+        quad[1] = WindowVertex(rect.topRight(), QPointF{bufferTopRight.x() / size.width(), bufferTopRight.y() / size.height()});
+        quad[2] = WindowVertex(rect.bottomRight(), QPointF{bufferBottomRight.x() / size.width(), bufferBottomRight.y() / size.height()});
+        quad[3] = WindowVertex(rect.bottomLeft(), QPointF{bufferBottomLeft.x() / size.width(), bufferBottomLeft.y() / size.height()});
 
         quads << quad;
     }