diff --git a/requirements_dev.txt b/requirements_dev.txt
index 557bc5a..d08ae20 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -9,4 +9,4 @@ Sphinx==1.8.5
 twine==1.14.0
 pytest==4.6.5
 nibabel==3.2.1
-numpy==1.20.1
+numpy==1.22.0