diff --git a/src/folder/foldertreeview.cpp b/src/folder/foldertreeview.cpp
index 6c4667d..2ab657a 100644
--- a/src/folder/foldertreeview.cpp
+++ b/src/folder/foldertreeview.cpp
@@ -565,7 +565,7 @@ Akonadi::Collection FolderTreeView::currentFolder() const
 
 void FolderTreeView::mousePressEvent(QMouseEvent *e)
 {
-    const bool buttonPressedIsMiddle = (e->button() == Qt::MidButton);
+    const bool buttonPressedIsMiddle = (e->button() == Qt::MiddleButton);
     Q_EMIT newTabRequested(buttonPressedIsMiddle);
     EntityTreeView::mousePressEvent(e);
 }
diff --git a/src/widgets/favoritecollectionwidget.cpp b/src/widgets/favoritecollectionwidget.cpp
index 07cf53a..8da86c9 100644
--- a/src/widgets/favoritecollectionwidget.cpp
+++ b/src/widgets/favoritecollectionwidget.cpp
@@ -63,7 +63,7 @@ FavoriteCollectionWidget::~FavoriteCollectionWidget()
 
 void FavoriteCollectionWidget::mousePressEvent(QMouseEvent *e)
 {
-    const bool buttonPressedIsMiddle = (e->button() == Qt::MidButton);
+    const bool buttonPressedIsMiddle = (e->button() == Qt::MiddleButton);
     Q_EMIT newTabRequested(buttonPressedIsMiddle);
     Akonadi::EntityListView::mousePressEvent(e);
 }