diff --git a/api/requirements.txt b/api/requirements.txt
index 330bfaa..a5b9f39 100644
--- a/api/requirements.txt
+++ b/api/requirements.txt
@@ -5,7 +5,7 @@ lmdb==0.98
 note-seq==0.0.1
 museflow[nogpu]==1.0.0
 mido==1.2.6
-numpy==1.18.0
+numpy==1.22.0
 pandas==0.25.3
 pretty-midi==0.2.8
 PyYAML==5.2