diff --git a/requirements.txt b/requirements.txt
index f0f044d0..c81c763a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ attrs==16.2.0
 algoliasearch==1.12.0
 bcrypt==3.1.3
 blinker==1.4
-bleach==1.4.3
+bleach==2.1.3
 celery[redis]==4.0.2
 CommonMark==0.7.2
 elasticsearch==6.1.1
@@ -40,7 +40,7 @@ Flask-PyMongo==0.4.1
 -e git+https://github.com/armadillica/cerberus.git@sybren-0.9#egg=Cerberus
 Events==0.2.2
 future==0.15.2
-html5lib==0.9999999
+html5lib==0.99999999
 googleapis-common-protos==1.1.0
 itsdangerous==0.24
 Jinja2==2.9.6