diff --git a/requirements.txt b/requirements.txt
index 451f39d..adc37d8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ asn1crypto==0.24.0
 certifi==2018.4.16
 cffi==1.8.3
 chardet==3.0.4
-cryptography==2.2.2
+cryptography==3.2
 Django==2.0.6
 idna==2.6
 paypalrestsdk==1.13.1