diff --git a/dev.txt b/dev.txt
index d32d5e9b..ec2b2a7b 100644
--- a/dev.txt
+++ b/dev.txt
@@ -55,7 +55,7 @@ greenlet==3.1.1
     # via sqlalchemy
 gunicorn==23.0.0
     # via -r requirements.in
-idna==3.10
+idna==3.15
     # via
     #   anyio
     #   requests
diff --git a/requirements.txt b/requirements.txt
index 8a2a10f5..db426cad 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -47,7 +47,7 @@ greenlet==3.1.1
     # via sqlalchemy
 gunicorn==23.0.0
     # via -r requirements.in
-idna==3.10
+idna==3.15
     # via
     #   anyio
     #   requests