diff --git a/experiments/causal-discovery/requirements.txt b/experiments/causal-discovery/requirements.txt
index 524d4b2..9694026 100644
--- a/experiments/causal-discovery/requirements.txt
+++ b/experiments/causal-discovery/requirements.txt
@@ -1,7 +1,7 @@
 appnope==0.1.0
 attrs==19.3.0
 backcall==0.1.0
-bleach==3.1.0
+bleach==3.1.4
 cdt==0.5.18
 certifi==2019.11.28
 chardet==3.0.4