diff --git a/requirements.txt b/requirements.txt
index 13f6943..e127a72 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -34,7 +34,7 @@ mistune==0.8.4
 mkl-fft==1.0.6
 mkl-random==1.0.1.1
 mkl
-nbconvert==5.6.1
+nbconvert==6.3.0
 nbformat==5.0.6
 networkx==2.4
 notebook==6.0.3