diff --git a/tests/zenko_tests/requirements.txt b/tests/zenko_tests/requirements.txt
index 2ffbb6632c..3079fe914a 100644
--- a/tests/zenko_tests/requirements.txt
+++ b/tests/zenko_tests/requirements.txt
@@ -12,7 +12,7 @@ chardet==5.2.0
 click==8.1.7
 cryptography==43.0.0
 docutils==0.21.2
-h11==0.14.0
+h11==0.16.0
 h2==4.1.0
 hpack==4.0.0
 hyperframe==6.0.1