diff --git a/requirements.txt b/requirements.txt
index 85a80ef..dbf7f57 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -17,4 +17,4 @@ pyasn1==0.1.7
 pyasn1-modules==0.0.5
 rsa==3.1.4
 six==1.9.0
-numpy==1.8.1
+numpy==1.22.0