diff --git a/requirements.txt b/requirements.txt
index cdd0a97..dbac5ed 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -97,7 +97,7 @@ more-itertools==4.2.0
 mpi4py==3.0.3
 mypy-extensions==0.4.3
 nb-black==1.0.7
-nbconvert==5.6.1
+nbconvert==6.5.1
 nbformat==5.0.4
 netifaces==0.10.4
 networkx==2.4