diff --git a/requirements.txt b/requirements.txt
index 40ac042..4217a7d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ jupyterlab==1.0.0
 jupyterlab-server==1.0.0
 MarkupSafe==1.1.1
 mistune==0.8.4
-nbconvert==5.6.1
+nbconvert==6.5.1
 nbformat==4.4.0
 notebook==6.0.2
 pandocfilters==1.4.2