diff --git a/requirements.txt b/requirements.txt
index edd9131..382ce47 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -38,7 +38,7 @@ mistune==0.8.4
 mkl-fft==1.0.15
 mkl-random==1.1.0
 mkl-service==2.3.0
-nbconvert==5.6.1
+nbconvert==6.5.1
 nbformat==5.0.5
 networkx==2.4
 notebook==6.0.3