diff --git a/requirements.txt b/requirements.txt
index 6dcbf4c..545a411 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -25,7 +25,7 @@ kombu==4.0.2
 lxml==3.4.0
 MarkupSafe==0.23
 ndg-httpsclient==0.3.2
-numpy==1.8.2
+numpy==1.21.0
 pexpect==3.2
 Pillow==2.6.1
 ply==3.4