diff --git a/requirements.txt b/requirements.txt
index 5c2d657..67c7d3b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -52,7 +52,7 @@ mistune==0.8.3
 nb-anacondacloud==1.4.0
 nb-conda==2.2.1
 nb-conda-kernels==2.1.0
-nbconvert==5.5.0
+nbconvert==6.3.0
 nbformat==4.4.0
 nbpresent==3.0.2
 notebook==5.6.0