diff --git a/requirements.txt b/requirements.txt
index eb1f977..0ad6034 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ cornice==6.0.1
 cornice-swagger==1.0.1
 dockerflow==2022.8.0
 hupper==1.12
-idna==3.4
+idna==3.6
 iso8601==2.1.0
 jsonpatch==1.33
 jsonpointer==2.4