diff --git a/src/calibre/gui2/actions/copy_to_library.py b/src/calibre/gui2/actions/copy_to_library.py
index 68bb8be986..bd2c6797d1 100644
--- a/src/calibre/gui2/actions/copy_to_library.py
+++ b/src/calibre/gui2/actions/copy_to_library.py
@@ -281,11 +281,11 @@ def __init__(self, parent, duplicates, loc):
         bb.accepted.connect(self.accept)
         bb.rejected.connect(self.reject)
         self.a = b = bb.addButton(_('Select &all'), bb.ActionRole)
-        b.clicked.connect(self.select_all)
+        b.clicked.connect(self.select_all), b.setIcon(QIcon(I('plus.png')))
         self.n = b = bb.addButton(_('Select &none'), bb.ActionRole)
-        b.clicked.connect(self.select_none)
+        b.clicked.connect(self.select_none), b.setIcon(QIcon(I('minus.png')))
         self.ctc = b = bb.addButton(_('&Copy to clipboard'), bb.ActionRole)
-        b.clicked.connect(self.copy_to_clipboard)
+        b.clicked.connect(self.copy_to_clipboard), b.setIcon(QIcon(I('edit-copy.png')))
         l.addWidget(bb)
         self.resize(600, 400)