diff --git a/requirements.txt b/requirements.txt
index 9ebb465..5b8eaa8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ jupyter-console==4.0.3
 jupyter-core==4.0.6
 matplotlib==2.0.0
 mistune==0.7.1
-nbconvert==4.1.0
+nbconvert==6.5.1
 nbformat==4.0.1
 nltk==3.2.2
 notebook==4.0.6