diff --git a/demos/mirfBrainTumor/segmentation/requirements.txt b/demos/mirfBrainTumor/segmentation/requirements.txt
index 2c46d9d..d0e4d03 100644
--- a/demos/mirfBrainTumor/segmentation/requirements.txt
+++ b/demos/mirfBrainTumor/segmentation/requirements.txt
@@ -1,5 +1,5 @@
 numpy==1.14.1
-tensorflow==2.5.1
+tensorflow==2.5.3
 NiftyNet==0.2.2
 SimpleITK==1.0.1
 scipy==1.0.0