diff --git a/requirements.txt b/requirements.txt
index b935d2e..19ab459 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -48,7 +48,7 @@ msgpack==0.6.1
 nbconvert==5.5.0
 nbformat==4.4.0
 networkx==2.3
-notebook==6.1.5
+notebook==6.4.12
 numba==0.45.1
 numpy==1.16.4
 numpy-groupies==0.9.7