diff --git a/old_repos/students-2/requirements.txt b/old_repos/students-2/requirements.txt
old mode 100755
new mode 100644
index 4771efe..fa32d48
--- a/old_repos/students-2/requirements.txt
+++ b/old_repos/students-2/requirements.txt
@@ -1,4 +1,4 @@
 Django==2.2.1
 mysqlclient==1.4.2.post1
 pymysql==0.9.3
-PyYAML===5.1
\ No newline at end of file
+PyYAML===5.4
\ No newline at end of file