diff --git a/interface/resources/qml/desktop/Desktop.qml b/interface/resources/qml/desktop/Desktop.qml
index 417ca57125..c311a65730 100644
--- a/interface/resources/qml/desktop/Desktop.qml
+++ b/interface/resources/qml/desktop/Desktop.qml
@@ -21,6 +21,7 @@ FocusScope {
     objectName: "desktop"
     anchors.fill: parent
 
+    readonly int INVALID_POSITION: -9999;
     property rect recommendedRect: Qt.rect(0,0,0,0);
     property var expectedChildren;
 
diff --git a/interface/resources/qml/windows-uit/Window.qml b/interface/resources/qml/windows-uit/Window.qml
index db286ca44e..e549c3eef8 100644
--- a/interface/resources/qml/windows-uit/Window.qml
+++ b/interface/resources/qml/windows-uit/Window.qml
@@ -31,7 +31,7 @@ Fadable {
     // decorations can extend outside it.
     implicitHeight: content ? content.height : 0
     implicitWidth: content ? content.width : 0
-    x: -9999; y: -9999
+    x: desktop.INVALID_POSITION; y: desktop.INVALID_POSITION;
     enabled: visible
 
     signal windowDestroyed();
@@ -275,7 +275,7 @@ Fadable {
     }
 
     function centerOrReposition() {
-        if (x == -9999 && y == -9999) {
+        if (x == desktop.INVALID_POSITION && y == desktop.INVALID_POSITION) {
             desktop.centerOnVisible(window);
         } else {
             desktop.repositionOnVisible(window);
diff --git a/interface/resources/qml/windows/Window.qml b/interface/resources/qml/windows/Window.qml
index 4d6b3a2f23..09621e622c 100644
--- a/interface/resources/qml/windows/Window.qml
+++ b/interface/resources/qml/windows/Window.qml
@@ -19,7 +19,7 @@ Fadable {
     // decorations can extend outside it.
     implicitHeight: content ? content.height : 0
     implicitWidth: content ? content.width : 0
-    x: -9999; y: -9999
+    x: desktop.INVALID_POSITION; y: desktop.INVALID_POSITION;
     enabled: visible
 
     signal windowDestroyed();
@@ -125,7 +125,7 @@ Fadable {
     }
 
     function centerOrReposition() {
-        if (x == -9999 && y == -9999) {
+        if (x == desktop.INVALID_POSITION && y == desktop.INVALID_POSITION) {
             desktop.centerOnVisible(window);
         } else {
             desktop.repositionOnVisible(window);