diff --git a/pyproject.toml b/pyproject.toml
index 014709e..57c77a1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,7 +20,7 @@ classifiers = [
   "Topic :: Software Development :: Testing",
 ]
 dependencies = [
-  "httpx>=0.27",
+  "httpx>=0.28.1",
   "pytest>=9.1.1",
 ]