diff --git a/requirements_dev.txt b/requirements_dev.txt
index a1cee13..69a2067 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -11,7 +11,7 @@ future==0.17.1
 idna==2.7
 more-itertools==6.0.0
 networkx==2.2
-numpy==1.15.3
+numpy==1.22.0
 pkginfo==1.4.2
 pluggy==0.9.0
 py==1.8.0