1 files changed, 6 insertions, 3 deletions
diff --git a/platform/qt/app/mapwindow.cpp b/platform/qt/app/mapwindow.cpp
index 3e0b373db3..7a431f9801 100644
--- a/platform/qt/app/mapwindow.cpp
+++ b/platform/qt/app/mapwindow.cpp
@@ -149,13 +149,16 @@ void MapWindow::initializeGL()
 
 void MapWindow::resizeGL(int w, int h)
 {
-    m_map.resize(QSize(w, h));
+    QSize size(w, h);
+#if QT_VERSION >= 0x050000
+    size /= qApp->devicePixelRatio();
+#endif
+    m_map.resize(size);
+    glViewport(0, 0, size.width(), size.height());
 }
 
 void MapWindow::paintGL()
 {
-    glViewport(0, 0, width(), height());
-
     m_frameDraws++;
     m_map.render();
 }