diff --git a/REQUIREMENTS.txt b/REQUIREMENTS.txt
index 491ae5d..ff27032 100644
--- a/REQUIREMENTS.txt
+++ b/REQUIREMENTS.txt
@@ -72,7 +72,7 @@ meld==3.19.0
 mistune==0.8.3
 msgpack==0.5.6
 multidict==4.4.2
-nbconvert==5.3.1
+nbconvert==6.3.0
 nbformat==4.4.0
 nose==1.3.7
 notebook==5.6.0