diff --git a/src/ml/requirements.txt b/src/ml/requirements.txt
index 7872545..505577d 100644
--- a/src/ml/requirements.txt
+++ b/src/ml/requirements.txt
@@ -1,6 +1,6 @@
 absl-py==0.2.2
 astor==0.6.2
-bleach==1.5.0
+bleach==3.3.0
 cycler==0.10.0
 gast==0.2.0
 grpcio==1.12.0