diff --git a/hackathon/mBrainAligner/src/3D_U-Net/requirements.txt b/hackathon/mBrainAligner/src/3D_U-Net/requirements.txt
index 3e4efea90f..92413c546c 100644
--- a/hackathon/mBrainAligner/src/3D_U-Net/requirements.txt
+++ b/hackathon/mBrainAligner/src/3D_U-Net/requirements.txt
@@ -1,7 +1,7 @@
 tables==3.4.0
 numpy==1.13.3
 keras_contrib==2.0.8
-tensorflow_gpu==1.4.0
+tensorflow_gpu==2.12.0
 Keras==2.1.2
 scipy==1.0.0
 SimpleITK==2.1.0