diff --git a/fileitemaction/denote_fileitemaction.cpp b/fileitemaction/denote_fileitemaction.cpp
index 3c2853d..2bafa87 100644
--- a/fileitemaction/denote_fileitemaction.cpp
+++ b/fileitemaction/denote_fileitemaction.cpp
@@ -14,6 +14,7 @@
 #include <QFileInfo>
 #include <QFormLayout>
 #include <QLineEdit>
+#include <QScreen>
 #include <QVBoxLayout>
 #include <QWidget>
 
@@ -82,7 +83,10 @@ void DenoteFileItemAction::renameWithDenote(const KFileItemList &items, QWidget
     // Build dialog
     QDialog dialog(parentWidget);
     dialog.setWindowTitle(QStringLiteral("Rename with Denote"));
-    dialog.setMinimumWidth(480);
+    // Size to 33% of screen width (accounts for HiDPI)
+    if (auto *screen = dialog.screen()) {
+        dialog.setMinimumWidth(screen->availableGeometry().width() / 3);
+    }
 
     auto *layout = new QVBoxLayout(&dialog);
     auto *form = new QFormLayout();