diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 34a3f5a..805910d
--- a/requirements.txt
+++ b/requirements.txt
@@ -101,7 +101,7 @@ six==1.11.0
 smart-open==1.7.1
 SQLAlchemy==1.2.14
 tensorboard==1.7.0
-tensorflow==1.7.0
+tensorflow==2.5.0
 tensorflow-tensorboard==0.4.0
 termcolor==1.1.0
 terminado==0.8.1