diff --git a/requirements.txt b/requirements.txt
index d04c4c8..715bc54 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -51,7 +51,7 @@ mkl-fft==1.0.15
 mkl-random==1.1.1
 mkl-service==2.3.0
 modelcatalog-api==2.5.0
-nbconvert==5.6.1
+nbconvert==6.5.1
 nbformat==5.0.6
 numpy==1.18.1
 numpydoc==0.9.2