diff --git a/requirements.txt b/requirements.txt
index 0e3a002..892926b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ pyworld==0.2.11.post0
 PyYAML>=5.4
 typeguard==2.12.1
 matplotlib==3.3.2
-numpy==1.19.2
+numpy==1.22.0
 scipy==1.3.3
 webrtcvad==2.0.10
 glob2