diff --git a/aqt/browser.py b/aqt/browser.py
index fb2ce60e8..a2756fb60 100644
--- a/aqt/browser.py
+++ b/aqt/browser.py
@@ -893,8 +893,10 @@ by clicking on one on the left."""))
                     txt += a + ":"
                 else:
                     txt += a
-                    if " " in txt or "(" in txt or ")" in txt:
-                        txt = '"%s"' % txt
+                    for chr in " 　()":
+                        if chr in txt:
+                            txt = '"%s"' % txt
+                            break
                     items.append(txt)
                     txt = ""
             txt = " ".join(items)