diff --git a/src/filewidgets/kdiroperatordetailview.cpp b/src/filewidgets/kdiroperatordetailview.cpp
--- a/src/filewidgets/kdiroperatordetailview.cpp
+++ b/src/filewidgets/kdiroperatordetailview.cpp
@@ -100,7 +100,7 @@
 {
     if (event->type() == QEvent::Polish) {
         QHeaderView *headerView = header();
-        headerView->setSectionResizeMode(QHeaderView::Interactive);
+        headerView->setSectionResizeMode(1, QHeaderView::Stretch);
         headerView->setStretchLastSection(false);
         headerView->setSectionsMovable(false);