diff --git a/src/img/auto-hide-1.5x.png b/src/img/auto-hide-1.5x.png
new file mode 100644
index 00000000..0a7829b1
Binary files /dev/null and b/src/img/auto-hide-1.5x.png differ
diff --git a/src/img/auto-hide-2x.png b/src/img/auto-hide-2x.png
new file mode 100644
index 00000000..7d48a471
Binary files /dev/null and b/src/img/auto-hide-2x.png differ
diff --git a/src/img/unauto-hide-1.5x.png b/src/img/unauto-hide-1.5x.png
new file mode 100644
index 00000000..5d20d687
Binary files /dev/null and b/src/img/unauto-hide-1.5x.png differ
diff --git a/src/img/unauto-hide-2x.png b/src/img/unauto-hide-2x.png
new file mode 100644
index 00000000..d7442dc8
Binary files /dev/null and b/src/img/unauto-hide-2x.png differ
diff --git a/src/img/unauto-hide.png b/src/img/unauto-hide.png
index 5b7fe2dc..5e59909b 100644
Binary files a/src/img/unauto-hide.png and b/src/img/unauto-hide.png differ
diff --git a/src/private/widgets/TitleBarWidget.cpp b/src/private/widgets/TitleBarWidget.cpp
index 846d5a9b..912a9fab 100644
--- a/src/private/widgets/TitleBarWidget.cpp
+++ b/src/private/widgets/TitleBarWidget.cpp
@@ -166,12 +166,34 @@ void TitleBarWidget::updateMinimizeButton()
     m_minimizeButton->setVisible(supportsMinimizeButton());
 }
 
+QIcon TitleBarWidget::iconForButton(const QString &iconName) const
+{
+    const bool isFractional = (1.0 * devicePixelRatio() != devicePixelRatioF());
+    QIcon icon(QStringLiteral(":/img/%1.png").arg(iconName));
+
+    if (isFractional) {
+        // We don't support 1.5x yet.
+        // Linux is the only one affected as Windows and macOS use integral factors.
+        // Problem with Linux is that rendering is off due to a rounding bug only fixed in 5.15.2
+        // Will enable for fractional later.
+        return icon;
+    }
+
+    // Not using Qt's sugar syntax, which doesn't support 1.5x anyway when we need it.
+    // Simply add the high-res files and Qt will pick them when needed
+    icon.addFile(QStringLiteral(":/img/%1-2x.png").arg(iconName));
+    qDebug() << QStringLiteral(":/img/%1-2x.png").arg(iconName);
+
+    return icon;
+}
+
 void TitleBarWidget::updateAutoHideButton()
 {
     if (Config::self().flags() & Config::Flag_AutoHideSupport) {
         if (const Frame *f = frame()) {
             if (f->isInMainWindow()) {
-                m_autoHideButton->setIcon(QIcon(QStringLiteral(":/img/auto-hide.png")));
+                QIcon icon(QStringLiteral(":/img/auto-hide.png"));
+                m_autoHideButton->setIcon(iconForButton(QStringLiteral("auto-hide")));
                 m_autoHideButton->setToolTip(tr("Auto-hide"));
             } else if (f->isOverlayed()) {
                 m_autoHideButton->setIcon(QIcon(QStringLiteral(":/img/unauto-hide.png")));
diff --git a/src/private/widgets/TitleBarWidget_p.h b/src/private/widgets/TitleBarWidget_p.h
index 95dd0ade..86c8aadc 100644
--- a/src/private/widgets/TitleBarWidget_p.h
+++ b/src/private/widgets/TitleBarWidget_p.h
@@ -60,6 +60,8 @@ protected:
     bool isFloatButtonVisible() const override;
     bool isFloatButtonEnabled() const override;
 
+    QIcon iconForButton(const QString &iconName) const;
+
 private:
     void init();
     int buttonAreaWidth() const;
diff --git a/src/resources.qrc b/src/resources.qrc
index af81449e..c26839a7 100644
--- a/src/resources.qrc
+++ b/src/resources.qrc
@@ -1,7 +1,11 @@
 <RCC>
     <qresource prefix="/">
         <file>img/auto-hide.png</file>
+        <file>img/auto-hide-1.5x.png</file>
+        <file>img/auto-hide-2x.png</file>
         <file>img/unauto-hide.png</file>
+        <file>img/unauto-hide-1.5x.png</file>
+        <file>img/unauto-hide-2x.png</file>
         <file>img/classic_indicators/center_active.png</file>
         <file>img/classic_indicators/center.png</file>
         <file>img/classic_indicators/inner_bottom_active.png</file>