diff --git a/requirements.txt b/requirements.txt
index 21e6154..a56b096 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ jupyter==1.0.0
 jupyter-client==5.2.3
 jupyter-console==6.0.0
 jupyter-core==4.4.0
-jupyterlab==0.35.4
+jupyterlab==1.2.21
 jupyterlab-server==0.2.0
 matplotlib==3.0.2
 numpy==1.15.4