diff --git a/tests/ui/requirements.txt b/tests/ui/requirements.txt
index d1650ff373..c2526c6ebf 100644
--- a/tests/ui/requirements.txt
+++ b/tests/ui/requirements.txt
@@ -129,9 +129,9 @@ exceptiongroup==1.2.2 \
     # via
     #   trio
     #   trio-websocket
-h11==0.14.0 \
-    --hash=sha256:8f19fbbe99e72420ff35c00b27a34cb9937e902a8b810e2c88300c6f0a3b699d \
-    --hash=sha256:e3fe4ac4b851c468cc8363d500db52c2ead036020723024a109d37346efaa761
+h11==0.16.0 \
+    --hash=sha256:4e35b956cf45792e4caa5885e69fba00bdbc6ffafbfa020300e549b208ee5ff1 \
+    --hash=sha256:63cf8bbe7522de3bf65932fda1d9c2772064ffb3dae62d55932da54b31cb6c86
     # via wsproto
 idna==3.10 \
     --hash=sha256:12f65c9b470abda6dc35cf8e63cc574b1c52b11df2c86030af0ac09b01b13ea9 \