diff --git a/requirements.txt b/requirements.txt
index 1678448..d529495 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ cffi==1.14.0
 chardet==3.0.4
 click==7.1.1
 cryptography==3.3.2
-idna==2.9
+idna==3.7
 importlib-metadata==1.6.0
 jeepney==0.4.3
 keyring==21.2.0