diff --git a/extras/analise_brassagem/requirements.txt b/extras/analise_brassagem/requirements.txt
index 5ed7722..e9398b4 100644
--- a/extras/analise_brassagem/requirements.txt
+++ b/extras/analise_brassagem/requirements.txt
@@ -29,7 +29,7 @@ matplotlib==3.2.1
 mistune==0.8.4
 nbconvert==5.6.1
 nbformat==5.0.6
-notebook==6.1.5
+notebook==6.4.10
 numpy==1.18.4
 packaging==20.4
 pandas==1.0.4