diff --git a/02_python_environment/requirements.txt b/02_python_environment/requirements.txt
index 4d78c41..7afe57d 100644
--- a/02_python_environment/requirements.txt
+++ b/02_python_environment/requirements.txt
@@ -25,7 +25,7 @@ kiwisolver==1.2.0
 MarkupSafe==1.1.1
 matplotlib==3.2.1
 mistune==0.8.4
-nbconvert==5.6.1
+nbconvert==6.5.1
 nbformat==5.0.6
 nibabel==3.1.0
 nilearn==0.6.2