diff --git a/py/requirements.txt b/py/requirements.txt
index efcadc9..9e6839a 100644
--- a/py/requirements.txt
+++ b/py/requirements.txt
@@ -20,7 +20,7 @@ matplotlib == 3.1.2
 # utils/data/pascal_voc.py: 11
 # utils/data/pascal_voc_car.py: 13
 # utils/util.py: 11
-numpy == 1.17.2
+numpy == 1.22.0
 
 # car_detector.py: 12
 # selectivesearch.py: 10