diff --git a/requirements.txt b/requirements.txt
index efdef67aa8..5a0a4dfa96 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ httpcore==0.12.3
 httptools==0.1.1
 httpx==0.16.1
 hyperframe==5.2.0
-idna==2.10
+idna==3.1
 Jinja2==2.11.3
 MarkupSafe==1.1.1
 msgpack==1.0.2