diff --git a/aqt/browser.py b/aqt/browser.py
index 505fda2c4..174380f0e 100644
--- a/aqt/browser.py
+++ b/aqt/browser.py
@@ -687,7 +687,7 @@ by clicking on one on the left."""))
                     txt += a + ":"
                 else:
                     txt += a
-                    if " " in txt:
+                    if " " in txt or "(" in txt or ")" in txt:
                         txt = "'%s'" % txt
                     items.append(txt)
                     txt = ""