diff --git a/sources/diagramview.cpp b/sources/diagramview.cpp
index 87fe9dedd..92adfef12 100644
--- a/sources/diagramview.cpp
+++ b/sources/diagramview.cpp
@@ -449,7 +449,7 @@ void DiagramView::mousePressEvent(QMouseEvent *e)
 	if (m_event_interface && m_event_interface->mousePressEvent(e)) return;
 
 		//Start drag view when hold the middle button
-#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)	// ### Qt 6: remove
+#if QT_VERSION < QT_VERSION_CHECK(5, 15, 1) // ### Qt 6: remove
 	if (e->button() == Qt::MidButton)
 #else
 #if TODO_LIST
@@ -505,8 +505,8 @@ void DiagramView::mouseMoveEvent(QMouseEvent *e)
 	setToolTip(tr("(Dev) X: %1 Y: %2").arg(e->pos().x()).arg(e->pos().y()));
 	if (m_event_interface && m_event_interface->mouseMoveEvent(e)) return;
 
-		//Drag the view
-#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)	// ### Qt 6: remove
+		// Drag the view
+#if QT_VERSION < QT_VERSION_CHECK(5, 15, 1) // ### Qt 6: remove
 	if (e->buttons() == Qt::MidButton)
 #else
 #if TODO_LIST
@@ -573,8 +573,8 @@ void DiagramView::mouseReleaseEvent(QMouseEvent *e)
 {
 	if (m_event_interface && m_event_interface->mouseReleaseEvent(e)) return;
 
-		//Stop drag view
-#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)	// ### Qt 6: remove
+		// Stop drag view
+#if QT_VERSION < QT_VERSION_CHECK(5, 15, 1) // ### Qt 6: remove
 	if (e->button() == Qt::MidButton)
 #else
 #if TODO_LIST
diff --git a/sources/editor/elementview.cpp b/sources/editor/elementview.cpp
index 877532cc6..9117da8d4 100644
--- a/sources/editor/elementview.cpp
+++ b/sources/editor/elementview.cpp
@@ -372,8 +372,9 @@ ElementContent ElementView::pasteWithOffset(const QDomDocument &xml_document) {
 	du milieu de la souris.
 	@param e QMouseEvent decrivant l'evenement souris
 */
-void ElementView::mousePressEvent(QMouseEvent *e) {
-#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)	// ### Qt 6: remove
+void ElementView::mousePressEvent(QMouseEvent* e)
+{
+#if QT_VERSION < QT_VERSION_CHECK(5, 15, 1) // ### Qt 6: remove
 	if (e->button() == Qt::MidButton)
 #else
 #if TODO_LIST
@@ -393,8 +394,9 @@ void ElementView::mousePressEvent(QMouseEvent *e) {
 	@brief ElementView::mouseMoveEvent
 	Manage the event move mouse
 */
-void ElementView::mouseMoveEvent(QMouseEvent *e) {
-#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)	// ### Qt 6: remove
+void ElementView::mouseMoveEvent(QMouseEvent* e)
+{
+#if QT_VERSION < QT_VERSION_CHECK(5, 15, 1) // ### Qt 6: remove
 	if (e->buttons() == Qt::MidButton)
 #else
 #if TODO_LIST
@@ -418,8 +420,9 @@ void ElementView::mouseMoveEvent(QMouseEvent *e) {
 	@brief ElementView::mouseReleaseEvent
 	Manage event release click mouse
 */
-void ElementView::mouseReleaseEvent(QMouseEvent *e) {
-#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)	// ### Qt 6: remove
+void ElementView::mouseReleaseEvent(QMouseEvent* e)
+{
+#if QT_VERSION < QT_VERSION_CHECK(5, 15, 1) // ### Qt 6: remove
 	if (e->button() == Qt::MidButton)
 #else
 #if TODO_LIST