diff --git a/requirements.txt b/requirements.txt
index af0d6b5e..6693a35b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ flask==0.12.2
 flask-Assets==0.12
 Jinja2==2.9.6
 MarkupSafe==1.0
-Werkzeug==0.12.2
+Werkzeug==0.15.3
 certifi==2017.4.17
 chardet==3.0.3
 click==6.7
@@ -12,21 +12,21 @@ cssselect==1.0.1
 funcsigs==1.0.2
 futures==3.1.1
 google-api-python-client==1.6.2
-httplib2==0.10.3
+httplib2==0.19.0
 idna==2.5
 itsdangerous==0.24
-lxml==3.6.0
+lxml==4.6.2
 oauth2client==4.1.1
 pyasn1==0.2.3
 pyasn1-modules==0.0.9
 pyquery==1.2.17
 pytz==2017.2
-requests==2.17.3
-rsa==3.4.2
+requests==2.20
+rsa==4.7
 six==1.10.0
 soco==0.12
 tzlocal==1.4
 uritemplate==3.0.0
-urllib3==1.21.1
+urllib3==1.25.9
 webassets==0.12.1
 xmltodict==0.11.0