diff --git a/pyproject.toml b/pyproject.toml
index b9ade68..de86706 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -71,7 +71,7 @@ python-dotenv = "^1.0.0"
 azure-identity = "^1.14.0"
 azure-keyvault-secrets = "^4.7.0"
 orjson = "^3.10.3"
-httpx = "^0.27.0"
+httpx = "^0.28.0"
 pydantic = "^2.8.2"
 pyhumps = "^3.8.0"
 croniter = "^5.0.0"
@@ -93,7 +93,7 @@ pytest-order = "^1.0.1"
 parameterized = "*"
 requests = "^2.31.0"
 types-requests = "^2.31.0.20240125"
-httpx = "^0.27.0"
+httpx = "^0.28.0"
 faker = "^33.0.0"
 
 [build-system]