diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 79490e8..c642e71
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ cmake==3.14.4
 codes==0.1.0
 colorama==0.4.1
 constantly==15.1.0
-cryptography==2.5
+cryptography==3.2
 cssselect==1.0.3
 cycler==0.10.0
 dataset==1.1.2