diff --git a/dev-requirements.txt b/dev-requirements.txt
index 13829aa..f73c140 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -23,7 +23,7 @@ future==0.18.3
 geojson==2.5.0
 greenlet==3.0.1
 hologram==0.0.16
-idna==3.4
+idna==3.7
 importlib-metadata==6.8.0
 iniconfig==2.0.0
 ipdb==0.13.13