diff --git a/requirements.txt b/requirements.txt
index 260012e..8c5b012 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,7 +23,7 @@ google==3.0.0
 greenlet==2.0.1
 gunicorn==20.1.0
 humanize==4.4.0
-idna==3.4
+idna==3.7
 Jinja2==3.1.2
 kiwisolver==1.4.4
 MarkupSafe==2.1.1