diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 79490e8..2a5b106
--- a/requirements.txt
+++ b/requirements.txt
@@ -92,7 +92,7 @@ pyasn1==0.4.5
 pyasn1-modules==0.2.4
 pycparser==2.19
 PyDispatcher==2.0.5
-Pygments==2.3.1
+Pygments==2.7.4
 PyHamcrest==1.9.0
 pylint==2.2.2
 pyOpenSSL==19.0.0