diff --git a/requirements.txt b/requirements.txt
index 2458ea7..b34e34a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-SimpleITK ~= 2.3.0
+SimpleITK ~= 2.4.0
 click >=7.1
 numpy >=1.21
 zarr