diff --git a/requirements.txt b/requirements.txt
index ee7cd30..d700953 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -57,7 +57,7 @@ nb-conda==2.2.1
 nb-conda-kernels==2.2.3
 nbconvert==5.6.1
 nbformat==5.0.4
-notebook==6.1.5
+notebook==6.4.10
 numpy==1.16.0
 oauthlib==3.1.0
 opt-einsum==3.2.0