diff --git a/requirements.txt b/requirements.txt
index 8572111..06d2114 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -190,7 +190,7 @@ nb-conda==2.2.1
 nb-conda-kernels==2.2.2
 nbconvert==5.6.1
 nbformat==5.0.4
-notebook==6.0.3
+notebook==6.4.12
 numpy==1.18.1
 oauthlib==3.1.0
 openpyxl==3.0.3