diff --git a/requirements.txt b/requirements.txt
index 6bdfe97..36b336e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -32,7 +32,7 @@ matplotlib==2.2.2
 mistune==0.8.3
 mplleaflet==0.0.5
 munch==2.3.2
-nbconvert==5.3.1
+nbconvert==6.3.0
 nbformat==4.4.0
 notebook==5.5.0
 numpy==1.14.5