diff --git a/requirements.txt b/requirements.txt
index e6ce157..051ba56 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -40,7 +40,7 @@ mistune==0.8.4
 more-itertools==8.3.0
 nbconvert==5.6.1
 nbformat==5.0.6
-notebook==6.0.3
+notebook==6.4.12
 numba==0.49.1
 numpy==1.18.4
 opt-einsum==3.2.1