diff --git a/cli/requirements.txt b/cli/requirements.txt
index b4336fa..f4904ec 100644
--- a/cli/requirements.txt
+++ b/cli/requirements.txt
@@ -58,7 +58,7 @@ matplotlib==3.0.3
 mistune==0.8.4
 mock==2.0.0
 msgpack==0.6.1
-nbconvert==5.5.0
+nbconvert==6.5.1
 nbformat==4.4.0
 networkx==2.3
 nimfa==1.3.4