diff --git a/requirements.txt b/requirements.txt
index 9c317e6..433dd04 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -44,7 +44,7 @@ mistune==0.8.4
 mkl-fft==1.0.10
 mkl-random==1.0.2
 more-itertools==5.0.0
-nbconvert==5.4.0
+nbconvert==6.5.1
 nbformat==4.4.0
 notebook==5.7.4
 numpy==1.16.1