diff --git a/requirements.txt b/requirements.txt
index 748defb..7276eeb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -58,7 +58,7 @@ mock==3.0.5
 nbconvert==5.5.0
 nbformat==4.4.0
 nltk==3.2.5
-notebook==5.7.8
+notebook==6.1.5
 numpy==1.16.0
 overrides==1.9
 pandas==0.23.1