diff --git a/requirements.txt b/requirements.txt
index 3819aa0..754b948 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ jupyter-console==6.0.0
 jupyter-core==4.4.0
 MarkupSafe==1.1.0
 mistune==0.8.4
-nbconvert==5.4.0
+nbconvert==6.3.0
 nbformat==4.4.0
 nltk==3.4.5
 notebook==6.4.1