diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 82dc601..7bcd7cf
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,5 +6,5 @@ numpy==1.13.1
 Pillow==2.2.1
 scipy==0.19.1
 keras==2.0.8
-tensorflow==1.3.0
+tensorflow==2.5.3
 h5py==2.6.0