diff --git a/pyConv/requirements.txt b/pyConv/requirements.txt
index a5cf5ca..df18c3e 100644
--- a/pyConv/requirements.txt
+++ b/pyConv/requirements.txt
@@ -47,7 +47,7 @@ matplotlib-inline==0.1.2
 mistune==0.8.4
 multitasking==0.0.9
 nbclient==0.5.4
-nbconvert==6.1.0
+nbconvert==6.5.1
 nbformat==5.1.3
 nest-asyncio==1.5.1
 notebook==6.4.3