diff --git a/requirements.txt b/requirements.txt
index b378200..cfd2f28 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -105,7 +105,7 @@ jupyter==1.0.0
 jupyter-client==5.3.3
 jupyter-console==6.0.0
 jupyter-core==4.5.0
-jupyterlab==1.1.4
+jupyterlab==1.2.21
 jupyterlab-server==1.0.6
 Keras==2.3.1
 Keras-Applications==1.0.8