diff --git a/requirements.txt b/requirements.txt
index 94679ed..6aefd30 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -40,7 +40,7 @@ MarkupSafe==1.1.1
 matplotlib==3.1.1
 mistune==0.8.4
 murmurhash==1.0.2
-nbconvert==5.6.0
+nbconvert==6.3.0
 nbformat==4.4.0
 nltk==3.4.5
 notebook==6.0.1