diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 6a35873..4bd9b9f
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,2 @@
 PyVCF==0.6.8
-requests==2.20.0
+requests==2.31.0