diff --git a/PyData/UsefulPackages.txt b/PyData/UsefulPackages.txt
index 118fbaf..5a5d6d7 100644
--- a/PyData/UsefulPackages.txt
+++ b/PyData/UsefulPackages.txt
@@ -201,6 +201,7 @@ Netflix's metaflow: https://github.com/Netflix/metaflow (Windows not supported)
 ploomber: https://github.com/ploomber/ploomber (Windows supported)
 databay: https://github.com/Voyz/databay
 pydags: https://github.com/DavidTorpey/pydags
+orchest: https://github.com/orchest/orchest
 
 # Data validation and cleaning frameworks
 https://github.com/great-expectations/great_expectations
diff --git a/docker-projects/ipython_notebook/requirements.txt b/docker-projects/ipython_notebook/requirements.txt
index 4968aed..94d3d69 100644
--- a/docker-projects/ipython_notebook/requirements.txt
+++ b/docker-projects/ipython_notebook/requirements.txt
@@ -19,7 +19,7 @@ jupyter-core==4.5.0
 kiwisolver==1.1.0
 MarkupSafe==1.1.1
 matplotlib==3.1.1
-mistune==0.8.4
+mistune==2.0.3
 nbconvert==5.5.0
 nbformat==4.4.0
 notebook==6.4.1