diff --git a/poetry.lock b/poetry.lock
index 3cd4c7b..c4400d4 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -285,13 +285,13 @@ trio = ["trio (>=0.22.0,<1.0)"]
 
 [[package]]
 name = "httpx"
-version = "0.27.2"
+version = "0.28.1"
 description = "The next generation HTTP client."
 optional = false
 python-versions = ">=3.8"
 files = [
-    {file = "httpx-0.27.2-py3-none-any.whl", hash = "sha256:7bb2708e112d8fdd7829cd4243970f0c223274051cb35ee80c03301ee29a3df0"},
-    {file = "httpx-0.27.2.tar.gz", hash = "sha256:f7c2be1d2f3c3c3160d441802406b206c2b76f5947b11115e6df10c6c65e66c2"},
+    {file = "httpx-0.28.1-py3-none-any.whl", hash = "sha256:d909fcccc110f8c7faf814ca82a9a4d816bc5a6dbfea25d6591d6985b8ba59ad"},
+    {file = "httpx-0.28.1.tar.gz", hash = "sha256:75e98c5f16b0f35b567856f597f06ff2270a374470a5c2392242528e3e3e42fc"},
 ]
 
 [package.dependencies]
@@ -299,7 +299,6 @@ anyio = "*"
 certifi = "*"
 httpcore = "==1.*"
 idna = "*"
-sniffio = "*"
 
 [package.extras]
 brotli = ["brotli", "brotlicffi"]
@@ -808,4 +807,4 @@ files = [
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.9, <4.0"
-content-hash = "8d619cf87ec745540b79aed079aae833a52da83930282d4327bc32b7425140d3"
+content-hash = "bf91e66f4ec22bddd65132bfea47ef04f477e70a2693acfd4f2b56ed38bdf7a6"
diff --git a/pyproject.toml b/pyproject.toml
index 0ef32b5..4a102ad 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -27,7 +27,7 @@ priority = "primary"
 [tool.poetry.dependencies]
 python = ">=3.9, <4.0"
 
-httpx = "^0.27.0"
+httpx = "^0.28.0"
 pydantic = ">=1.9, <3.0"
 
 [tool.poetry.group.dev.dependencies]