diff --git a/requirements.in b/requirements.in
index a675ac6bae4..f23ade27f18 100644
--- a/requirements.in
+++ b/requirements.in
@@ -4,7 +4,7 @@ Babel==2.3.4
 Jinja2==2.8
 Pylons==0.9.7
 Beaker==1.7.0 # need to pin this because of https://github.com/bbangert/beaker/commit/fc511ceda4305fcf54919b3f081fed7790e2fef3
-bleach==1.4.2
+bleach==1.4.3
 WebTest==1.4.3  # need to pin this so that Pylons does not install a newer version that conflicts with WebOb==1.0.8
 fanstatic==0.12
 Markdown==2.4
diff --git a/requirements.txt b/requirements.txt
index 8357bd8c155..f21a215b53e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@
 argparse==1.4.0           # via ofs
 Babel==2.3.4
 Beaker==1.7.0
-bleach==1.4.2
+bleach==1.4.3
 decorator==4.0.6          # via pylons, sqlalchemy-migrate
 fanstatic==0.12
 Flask==0.10.1