diff --git a/requirements-dev.txt b/requirements-dev.txt
index baec065c0cc..614c5776ab6 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -20,7 +20,7 @@ docutils==0.21.2
 flit==3.9.0
 flit_core==3.9.0
 frozenlist==1.4.1
-h11==0.14.0
+h11==0.16.0
 h2==4.1.0
 hpack==4.0.0
 httpcore==1.0.5