diff --git a/sketchy_introduction_to_cnn/requirements.txt b/sketchy_introduction_to_cnn/requirements.txt
index fc0e2a4..2157178 100644
--- a/sketchy_introduction_to_cnn/requirements.txt
+++ b/sketchy_introduction_to_cnn/requirements.txt
@@ -57,7 +57,7 @@ mccabe==0.6.1
 mistune==2.0.3
 more-itertools==7.2.0
 msgpack==0.6.2
-nbconvert==5.6.0
+nbconvert==6.5.1
 nbformat==4.4.0
 notebook==6.4.12
 numpy==1.22.0