diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index a947f8f..19ef758
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 scipy
 #seaborn
-tensorflow==2.6.0
+tensorflow==2.6.4
 tensorboard==2.6.0
 keras==2.6.0
 #torch