diff --git a/requirements_3.6.lock.txt b/requirements_3.6.lock.txt
index d03ac62..313380a 100644
--- a/requirements_3.6.lock.txt
+++ b/requirements_3.6.lock.txt
@@ -12,7 +12,7 @@ ipython==7.13.0
 ipython-genutils==0.2.0
 ipywidgets==7.5.1
 jedi==0.16.0
-Jinja2==2.11.1
+Jinja2==2.11.3
 jsonschema==3.2.0
 jupyter-client==6.1.2
 jupyter-console==6.1.0
diff --git a/requirements_3.9.lock.txt b/requirements_3.9.lock.txt
index b79b57f..8ae56c0 100644
--- a/requirements_3.9.lock.txt
+++ b/requirements_3.9.lock.txt
@@ -18,7 +18,7 @@ ipython==7.33.0
 ipython-genutils==0.2.0
 ipywidgets==7.7.0
 jedi==0.18.1
-Jinja2==3.0.3
+Jinja2==2.11.3
 jsonschema==4.5.1
 jupyter==1.0.0
 jupyter-client==6.1.12