diff --git a/requirements.txt b/requirements.txt
index e501720..451e6a2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -32,7 +32,7 @@ jupyter-core==4.5.0
 lxml==4.4.1
 MarkupSafe==1.1.1
 mistune==0.8.4
-nbconvert==5.6.0
+nbconvert==6.5.1
 nbformat==4.4.0
 notebook==6.0.1
 numpy==1.17.3