diff --git a/Ch10/ch10-requirements.txt b/Ch10/ch10-requirements.txt
index b684bd8..0da58f6 100644
--- a/Ch10/ch10-requirements.txt
+++ b/Ch10/ch10-requirements.txt
@@ -10,7 +10,7 @@ keras==2.5.0
 scikit-learn==0.21.3
 tqdm==4.41.1
 matplotlib==3.2.2
-numpy==1.19.5
+numpy==1.22.0
 nltk==3.5
 lexnlp==1.8.0
 textract==1.6.3