diff --git a/requirements.txt b/requirements.txt
index b935d2e..627801f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -45,7 +45,7 @@ mkl-fft==1.0.12
 mkl-random==1.0.2
 mkl-service==2.0.2
 msgpack==0.6.1
-nbconvert==5.5.0
+nbconvert==6.5.1
 nbformat==4.4.0
 networkx==2.3
 notebook==6.1.5