diff --git a/dendronet_legacy/requirements.txt b/dendronet_legacy/requirements.txt
index cda78a0..bae87d1 100644
--- a/dendronet_legacy/requirements.txt
+++ b/dendronet_legacy/requirements.txt
@@ -24,7 +24,7 @@ ipython==5.5.0
 ipython-genutils==0.2.0
 ipywidgets==6.0.0
 Jinja2==2.10
-joblib==0.13.2
+joblib==1.2.0
 jsonschema==2.6.0
 jupyter-client==5.2.2
 jupyter-core==4.4.0