diff --git a/requirements.txt b/requirements.txt
index 467a174..d33f336 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -45,7 +45,7 @@ MarkupSafe==1.0
 matplotlib==2.2.2
 mistune==0.8.4
 more-itertools==4.3.0
-nbconvert==5.4.0
+nbconvert==6.5.1
 nbformat==4.4.0
 notebook==5.7.0
 numpy==1.15.4