diff --git a/requirements.txt b/requirements.txt
index d8c3ec55..1d992393 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,31 +3,31 @@ contextlib2==0.5.5
 diff-match-patch==20121119
 dj-database-url==0.4.2
 dj-static==0.0.6
-Django==1.11.5
-django-debug-toolbar==1.8
+Django==1.11.7
+django-debug-toolbar==1.9.1
 django-ical==1.4
 django-recaptcha==1.3.1
-django-registration-redux==1.7
-django-reversion==2.0.10
+django-registration-redux==1.9
+django-reversion==2.0.11
 django-toolbelt==0.0.1
 premailer==3.1.1
 django-widget-tweaks==1.4.1
 gunicorn==19.7.1
-icalendar==3.11.7
-lxml==4.0.0
+icalendar==4.0.0
+lxml==4.1.1
 Markdown==2.6.9
-Pillow==4.2.1
-psycopg2==2.7.3.1
+Pillow==4.3.0
+psycopg2==2.7.3.2
 Pygments==2.2.0
 PyPDF2==1.26.0
 python-dateutil==2.6.1
-pytz==2017.2
-raven==6.2.1
+pytz==2017.3
+raven==6.3.0
 reportlab==3.4.0
-selenium==3.5.0
-simplejson==3.11.1
+selenium==3.7.0
+simplejson==3.13.2
 six==1.11.0
-sqlparse==0.2.3
+sqlparse==0.2.4
 static3==0.7.0
 svg2rlg==0.3
 yolk==0.4.3