diff --git a/g-cloud/requirements.txt b/g-cloud/requirements.txt
index 54cb0b2..e2dd807 100644
--- a/g-cloud/requirements.txt
+++ b/g-cloud/requirements.txt
@@ -118,7 +118,7 @@ jupyter==1.0.0
 jupyter-client==5.3.4
 jupyter-console==6.1.0
 jupyter-core==4.6.1
-jupyterlab==1.2.6
+jupyterlab==1.2.21
 jupyterlab-server==1.0.6
 keyring==21.1.0
 kiwisolver==1.1.0