diff --git a/requirements.txt b/requirements.txt
index df32d25..46fc8a3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 argparse==1.4.0
 num2words==0.5.8
-numpy==1.15.2
+numpy==1.22.0
 sox==1.3.3
 wget==3.2
 requests==2.21.0