diff --git a/Containerisation/python-jupyter/requirements.txt b/Containerisation/python-jupyter/requirements.txt
index 397af57..3a7d991 100644
--- a/Containerisation/python-jupyter/requirements.txt
+++ b/Containerisation/python-jupyter/requirements.txt
@@ -18,7 +18,7 @@ jupyter-core==4.3.0
 Markdown==2.6.9
 MarkupSafe==1.0
 matplotlib==2.1.0
-mistune==0.7.4
+mistune==2.0.3
 nbconvert==5.3.1
 nbformat==4.4.0
 networkx==2.0