diff --git a/requirements.txt b/requirements.txt
index befbf6521..d3fa6645e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,15 +1,15 @@
-cherrypy==17.3.0
+cherrypy==18.1.2
 celery==4.1.1
 python-dateutil==2.6.0
 psycopg2==2.7.3.2
 py3k-bcrypt==0.3
 stripe==1.25.0
-pytz==2017.2
+pytz>=2017.2
 alembic==0.9.1
 treepoem==1.0.1
 email_validator==1.0.2
 phonenumbers==8.8.1
-pockets==0.6.2
+pockets>=0.6.2
 residue==0.2.8
 XlsxWriter==1.0.2
 uszipcode==0.1.3