diff --git a/morphology-similarity/requirements.txt b/morphology-similarity/requirements.txt
index 83509ea..cbc1186 100644
--- a/morphology-similarity/requirements.txt
+++ b/morphology-similarity/requirements.txt
@@ -54,7 +54,7 @@ jupyter==1.0.0
 jupyter-client==5.3.4
 jupyter-console==6.1.0
 jupyter-core==4.6.1
-jupyterlab==1.2.5
+jupyterlab==1.2.21
 jupyterlab-server==1.0.6
 Keras-Applications==1.0.8
 Keras-Preprocessing==1.1.0