diff --git a/demos/mirfBrainTumor/segmentation/requirements.txt b/demos/mirfBrainTumor/segmentation/requirements.txt
index bb063da..a25380e 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==1.6.0
 NiftyNet==0.2.2
 SimpleITK==1.0.1