diff --git a/requirements.txt b/requirements.txt
index 3cae8b6..9451619 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,7 +30,7 @@ MarkupSafe==1.0
 matplotlib==2.1.1
 mistune==0.8.3
 mock==2.0.0
-nbconvert==5.3.1
+nbconvert==6.5.1
 nbformat==4.4.0
 notebook==5.2.2
 numpy==1.13.3