diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 931a92c..9f8b6b7
--- a/requirements.txt
+++ b/requirements.txt
@@ -45,7 +45,7 @@ protobuf==3.11.3
 ptyprocess==0.6.0
 pyasn1==0.4.8
 pyasn1-modules==0.2.8
-Pygments==2.5.2
+Pygments==2.7.4
 pyparsing==2.4.6
 python-dateutil==2.8.1
 PyWavelets==1.1.1