diff --git a/requirements.txt b/requirements.txt
index c4017d6..91bbb30 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,9 +3,9 @@ beautifulsoup4==4.4.1
 bleach==1.4.2
 blinker==1.4
 certifi==2015.04.28  # rq.filter: <=2015.04.28
-cffi==1.5.0
-click==6.2
-cryptography==1.2.1
+cffi==1.6.0
+click==6.6
+cryptography==1.3.1
 feedparser==5.2.1
 Flask==0.10.1
 Flask-DebugToolbar==0.10.0
@@ -13,25 +13,25 @@ Flask-Login==0.3.2
 Flask-Micropub==0.2.6
 Flask-SQLAlchemy==2.1
 html5lib==0.9999999
-idna==2.0
+idna==2.1
 itsdangerous==0.24
 Jinja2==2.8
 MarkupSafe==0.23
-mf2py==1.0.2
+mf2py==1.0.4
 mf2util==0.3.3
 psycopg2==2.6.1
 pyasn1==0.1.9
 pycparser==2.14
-pyOpenSSL==0.15.1
+pyOpenSSL==16.0.0
 pyquerystring==1.0.2
-pytz==2015.7
+pytz==2016.3
 redis==2.10.5
 requests==2.9.1
 rq==0.5.6
 sgmllib3k==1.0.0
 six==1.10.0
-SQLAlchemy==1.0.11
+SQLAlchemy==1.0.12
 uWSGI==2.0.12
-websockets==3.0
-Werkzeug==0.11.3
-wheel==0.24.0
+websockets==3.1
+Werkzeug==0.11.8
+wheel==0.29.0