diff --git a/requirements.txt b/requirements.txt
index e0a4d48..531ee67 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ tqdm>=4.8.2
 lxml>=3.8.0
 protobuf-to-dict>=0.1.0
 joblib>=0.11
-bleach==1.5.0
+bleach==3.3.0
 
 # TensorFlow 1.7 linux cpu
 # https://storage.googleapis.com/tensorflow/linux/cpu/tensorflow-1.7.0-cp27-none-linux_x86_64.whl