diff --git a/requirements.txt b/requirements.txt
index 89e63c1..125f509 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -37,7 +37,7 @@ matplotlib==3.0.2
 mistune==0.8.4
 mlagents==0.6.0
 more-itertools==5.0.0
-nbconvert==5.4.0
+nbconvert==6.5.1
 nbformat==4.4.0
 notebook==5.7.4
 numpy==1.14.5