diff --git a/PoliTech/requirements.txt b/PoliTech/requirements.txt
old mode 100755
new mode 100644
index ad4ca20..811470b
--- a/PoliTech/requirements.txt
+++ b/PoliTech/requirements.txt
@@ -33,7 +33,7 @@ idna==2.8
 itypes==1.1.0
 Jinja2==2.10.1
 MarkupSafe==1.1.1
-Pygments==2.3.1
+Pygments==2.7.4
 requests==2.21.0
 uritemplate==3.0.0
 urllib3==1.24.2