diff --git a/imbox/query.py b/imbox/query.py
index 417f8b1..f44239c 100644
--- a/imbox/query.py
+++ b/imbox/query.py
@@ -17,6 +17,8 @@ def build_search_query(**kwargs):
 
     # Parse keyword arguments
     unread = kwargs.get('unread', False)
+    unflagged = kwargs.get('unflagged', False)
+    flagged = kwargs.get('flagged', False)
     sent_from = kwargs.get('sent_from', False)
     sent_to = kwargs.get('sent_to', False)
     date__gt = kwargs.get('date__gt', False)
@@ -32,6 +34,12 @@ def build_search_query(**kwargs):
     if unread:
         query.append("(UNSEEN)")
 
+    if unflagged:
+        query.append("(UNFLAGGED)")
+
+    if flagged:
+        query.append("(FLAGGED)")
+
     if sent_from:
         query.append('(FROM "%s")' % sent_from)