diff --git a/Emphysema_3D_CNN/requirements.txt b/Emphysema_3D_CNN/requirements.txt
index 03d99a7a..6440aa19 100644
--- a/Emphysema_3D_CNN/requirements.txt
+++ b/Emphysema_3D_CNN/requirements.txt
@@ -33,7 +33,7 @@ scipy==1.1.0
 six==1.11.0
 sklearn==0.0
 subprocess32==3.5.2
-tensorflow-gpu==1.4.1
+tensorflow-gpu==2.5.1
 tensorflow-tensorboard==0.4.0
 toolz==0.9.0
 Werkzeug==0.14.1