diff --git a/requirements.txt b/requirements.txt
index 2b50715..615a373 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ anyjson==0.3.3
 asn1crypto==1.4.0
 Beaker==1.11.0
 certifi==2020.12.5
-cffi==1.14.5
+cffi==1.15.0
 chardet==4.0.0
 click==7.1.2
 cryptography==3.4.7