diff --git a/scikit-learn/6_sentiment_network/requirements.txt b/scikit-learn/6_sentiment_network/requirements.txt
index 612f463..f07f295 100644
--- a/scikit-learn/6_sentiment_network/requirements.txt
+++ b/scikit-learn/6_sentiment_network/requirements.txt
@@ -17,7 +17,7 @@ jupyter-console==5.1.0
 jupyter-core==4.3.0
 MarkupSafe==1.0
 mistune==0.8.1
-nbconvert==5.1.1
+nbconvert==6.5.1
 nbformat==4.3.0
 notebook==6.4.12
 numpy==1.22.0