diff --git a/python_experiments/requirements.txt b/python_experiments/requirements.txt
index 502a271..93f39ff 100644
--- a/python_experiments/requirements.txt
+++ b/python_experiments/requirements.txt
@@ -1,6 +1,6 @@
 absl-py==0.4.1
 astor==0.7.1
-bleach==3.1.4
+bleach==3.3.0
 certifi==2018.1.18
 chardet==3.0.4
 click==6.7