diff --git a/requirements.txt b/requirements.txt
index cad7640..a45db76 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,7 +22,7 @@ jsonschema==2.6.0
 jupyter==1.0.0
 jupyter-client==5.2.3
 jupyter-console==5.2.0
-jupyter-core==4.4.0
+jupyter-core==4.11.2
 kiwisolver==1.0.1
 lxml==4.2.1
 MarkupSafe==1.0