diff --git a/requirements.txt b/requirements.txt
index a981060..5823f41 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ jsonschema==3.2.0
 jupyter==1.0.0
 jupyter-client==6.1.11
 jupyter-console==6.2.0
-jupyter-core==4.7.1
+jupyter-core==4.11.2
 jupyterlab-pygments==0.1.2
 jupyterlab-widgets==1.0.0
 MarkupSafe==1.1.1