diff --git a/requirements.txt b/requirements.txt
index 4c8fd88..5d745e4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -45,7 +45,7 @@ mkl-fft==1.0.14
 mkl-random==1.0.2
 mkl-service==2.3.0
 more-itertools==7.1.0
-nbconvert==5.5.0
+nbconvert==6.3.0
 nbformat==4.4.0
 notebook==6.0.1
 numba==0.44.1