diff --git a/requirements.txt b/requirements.txt
index 328af89..3b04e22 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 mido==1.2.9
 music21==5.7.1
-numpy==1.17.4
+numpy==1.22.0
 pretty-midi==0.2.8
 protobuf==3.11.0
 pypianoroll==0.5.2