diff --git a/cao_blogr.sqlite b/cao_blogr.sqlite
index ee35c16..96b6eee 100644
Binary files a/cao_blogr.sqlite and b/cao_blogr.sqlite differ
diff --git a/cao_blogr/services/blog_record.py b/cao_blogr/services/blog_record.py
index 395a138..3835c9d 100644
--- a/cao_blogr/services/blog_record.py
+++ b/cao_blogr/services/blog_record.py
@@ -18,7 +18,8 @@ class BlogRecordService(object):
 
     @classmethod
     def by_criteria(cls, request, criteria):
-        search = "%{}%".format(criteria)
+        # criteria in lower case
+        search = "%{}%".format(criteria.lower())
         query = request.dbsession.query(BlogRecord).filter(or_(BlogRecord.title.like(search),
                                                                 BlogRecord.body.like(search))).all()
         return query