diff --git a/requirements.txt b/requirements.txt
index d2e7183..334d153 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@ Jinja2==2.11.3
 jsonschema==3.0.1
 jupyter-client==5.2.4
 jupyter-core==4.4.0
-jupyterlab==0.35.4
+jupyterlab==1.2.21
 jupyterlab-server==0.2.0
 MarkupSafe==1.1.1
 mistune==0.8.4