diff --git a/requirements_dev.txt b/requirements_dev.txt
index 661f41e..3c2dd15 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -20,7 +20,7 @@ chardet==3.0.4
 idna==2.9
 importlib-metadata==1.6.0
 more-itertools==8.2.0
-numpy==1.18.2
+numpy==1.22.0
 packaging==20.1
 pandas==1.0.3
 pluggy==0.13.1