diff --git a/docs/requirements.txt b/docs/requirements.txt
index 61dc91e..64598f3 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -44,7 +44,7 @@ nbformat==4.4.0
 nbsphinx==0.4.2
 nibabel==2.4.0
 nilearn==0.5.2
-notebook==5.7.8
+notebook==6.4.12
 numpy==1.16.3
 packaging==19.0
 pandocfilters==1.4.2