diff --git a/requirements.txt b/requirements.txt
index 384e664..1d1c990 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -44,7 +44,7 @@ mkl-random==1.0.1
 nb-anacondacloud==1.4.0
 nb-conda==2.2.1
 nb-conda-kernels==2.1.0
-nbconvert==5.3.1
+nbconvert==6.3.0
 nbformat==4.4.0
 nbpresent==3.0.2
 networkx==2.2