diff --git a/tensorflow_1_x/8_sentiment_network/requirements.txt b/tensorflow_1_x/8_sentiment_network/requirements.txt
index a00e97e..c76b427 100644
--- a/tensorflow_1_x/8_sentiment_network/requirements.txt
+++ b/tensorflow_1_x/8_sentiment_network/requirements.txt
@@ -19,7 +19,7 @@ MarkupSafe==1.0
 mistune==2.0.3
 nbconvert==6.5.1
 nbformat==4.3.0
-notebook==6.4.10
+notebook==6.4.12
 numpy==1.22.0
 packaging==16.8
 pandocfilters==1.4.1