diff --git a/src/windows/bookmark_forms.py b/src/windows/bookmark_forms.py
index 7cbd30cc..de1043c9 100644
--- a/src/windows/bookmark_forms.py
+++ b/src/windows/bookmark_forms.py
@@ -14,7 +14,7 @@ class BookmarkJIDInput(FieldInput, Input):
         FieldInput.__init__(self, field)
         Input.__init__(self)
         jid = safeJID(field.jid)
-        jid.resource = field.nick
+        jid.resource = field.nick or None
         self.text = jid.full
         self.pos = len(self.text)
         self.color = get_theme().COLOR_NORMAL_TEXT