diff --git a/src/plugins/coreplugin/images/panel_button.png b/src/plugins/coreplugin/images/panel_button.png
index a101043f416..76793ca2925 100644
Binary files a/src/plugins/coreplugin/images/panel_button.png and b/src/plugins/coreplugin/images/panel_button.png differ
diff --git a/src/plugins/coreplugin/images/panel_button_checked.png b/src/plugins/coreplugin/images/panel_button_checked.png
index fd7753bceb5..67f9fbbd6d9 100644
Binary files a/src/plugins/coreplugin/images/panel_button_checked.png and b/src/plugins/coreplugin/images/panel_button_checked.png differ
diff --git a/src/plugins/coreplugin/images/panel_button_checked_hover.png b/src/plugins/coreplugin/images/panel_button_checked_hover.png
index 045c23aa027..0a820b3f622 100644
Binary files a/src/plugins/coreplugin/images/panel_button_checked_hover.png and b/src/plugins/coreplugin/images/panel_button_checked_hover.png differ
diff --git a/src/plugins/coreplugin/images/panel_button_hover.png b/src/plugins/coreplugin/images/panel_button_hover.png
index 54e2d2b3a54..d9c99409d1d 100644
Binary files a/src/plugins/coreplugin/images/panel_button_hover.png and b/src/plugins/coreplugin/images/panel_button_hover.png differ
diff --git a/src/plugins/coreplugin/images/panel_button_pressed.png b/src/plugins/coreplugin/images/panel_button_pressed.png
index b92a1dda0cd..dc522d23878 100644
Binary files a/src/plugins/coreplugin/images/panel_button_pressed.png and b/src/plugins/coreplugin/images/panel_button_pressed.png differ
diff --git a/src/plugins/coreplugin/outputpane.cpp b/src/plugins/coreplugin/outputpane.cpp
index f983f5b15d9..8ced09f0482 100644
--- a/src/plugins/coreplugin/outputpane.cpp
+++ b/src/plugins/coreplugin/outputpane.cpp
@@ -520,7 +520,7 @@ void OutputPaneToggleButton::paintEvent(QPaintEvent *event)
     QPushButton::paintEvent(event);
 
     const QFontMetrics fm = fontMetrics();
-    const int baseLine = (height() - fm.height()) / 2 + fm.ascent();
+    const int baseLine = (height() - fm.height() + 1) / 2 + fm.ascent();
     const int numberWidth = fm.width(m_number);
 
     QPainter p(this);