diff --git a/requirements.txt b/requirements.txt
index c4cbe4e04..d6c91b246 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,12 +1,12 @@
 certifi==2016.9.26
-flask==0.11.1
+flask==0.12
 flask-babel==0.11.1
-lxml==3.6.0
-ndg-httpsclient==0.4.1
+lxml==3.7.1
+ndg-httpsclient==0.4.2
 pyasn1==0.1.9
 pyasn1-modules==0.0.8
 pygments==2.1.3
-pyopenssl==0.15.1
+pyopenssl==16.2.0
 python-dateutil==2.5.3
 pyyaml==3.11
-requests[socks]==2.10.0
+requests[socks]==2.12.4