diff --git a/ACADbindhelper/env/requirements.txt b/ACADbindhelper/env/requirements.txt
index a7609d8..5aa55a8 100644
--- a/ACADbindhelper/env/requirements.txt
+++ b/ACADbindhelper/env/requirements.txt
@@ -2,7 +2,7 @@ altgraph==0.16.1
 asn1crypto==0.24.0
 cffi==1.11.5
 comtypes==1.1.7
-cryptography==2.3.1
+cryptography==3.2
 future==0.17.1
 idna==2.7
 macholib==1.11