diff --git a/tflearn/requirements.txt b/tflearn/requirements.txt
old mode 100755
new mode 100644
index 9f1e1ff..ac6224d
--- a/tflearn/requirements.txt
+++ b/tflearn/requirements.txt
@@ -33,7 +33,7 @@ Pillow==4.0.0
 prompt-toolkit==1.0.14
 protobuf==3.2.0
 ptyprocess==0.5.1
-Pygments==2.2.0
+Pygments==2.7.4
 pyparsing==2.2.0
 python-dateutil==2.6.0
 pytz==2017.2