diff --git a/src/calibre/gui2/tag_browser/ui.py b/src/calibre/gui2/tag_browser/ui.py
index e9235aea0d..5aaf26c5d4 100644
--- a/src/calibre/gui2/tag_browser/ui.py
+++ b/src/calibre/gui2/tag_browser/ui.py
@@ -385,7 +385,7 @@ class TagBrowserWidget(QWidget):  # {{{
 
         self.expand_button = QToolButton()
         self.expand_button.setCursor(Qt.PointingHandCursor)
-        self.expand_button.setText('▶')
+        self.expand_button.setText('▸')
         self.expand_button.setToolTip(_('Collapse all categories'))
         search_layout.insertWidget(0, self.expand_button)
         search_layout.setStretch(0, 10)