diff --git a/requirements.txt b/requirements.txt
index 43e9e659..9c104cbd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,7 +28,7 @@ more-itertools==8.4.0
 nbconvert==5.6.1
 nbformat==5.0.7
 nltk==3.6.5
-notebook==6.4.1
+notebook==6.4.12
 numpy==1.19.0
 packaging==20.4
 pandas==1.0.5