diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 76a999c..59aa1c4
--- a/requirements.txt
+++ b/requirements.txt
@@ -52,7 +52,7 @@ simplegeneric==0.8.1
 simplejson==3.13.2
 six==1.11.0
 spacy==2.0.5
-tensorflow-gpu==1.4.1
+tensorflow-gpu==2.6.4
 tensorflow-tensorboard==0.4.0rc3
 termcolor==1.1.0
 thinc==6.10.2