diff --git a/requirements.txt b/requirements.txt
index ea4c2b5..2e30729 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -65,7 +65,7 @@ mccabe==0.6.1
 mistune==0.8.4
 nbconvert==5.6.0
 nbformat==4.4.0
-notebook==6.0.1
+notebook==6.4.12
 numpy==1.17.0
 oauthlib==3.1.0
 openpyxl==2.6.3