diff --git a/requirements.txt b/requirements.txt
index e74d65b..3ea188a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -91,7 +91,7 @@ jupyter==1.0.0
 jupyter-client==5.3.1
 jupyter-console==6.0.0
 jupyter-core==4.5.0
-jupyterlab==1.0.2
+jupyterlab==1.2.21
 jupyterlab-server==1.0.0
 Keras==2.2.5
 Keras-Applications==1.0.8