diff --git a/demos/mirfBrainTumor/segmentation/requirements.txt b/demos/mirfBrainTumor/segmentation/requirements.txt
index 2c46d9d..af51bca 100644
--- a/demos/mirfBrainTumor/segmentation/requirements.txt
+++ b/demos/mirfBrainTumor/segmentation/requirements.txt
@@ -1,4 +1,4 @@
-numpy==1.14.1
+numpy==1.22.0
 tensorflow==2.5.1
 NiftyNet==0.2.2
 SimpleITK==1.0.1