diff --git a/requirements.txt b/requirements.txt
index 71e71312..37f00712 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ cryptography
 ExifRead==2.3.2
 Flask
 Flask-Executor==0.9.4
-idna==2.10
+idna==3.7
 inifile==0.4
 itsdangerous==1.1.0
 Jinja2