diff --git a/poetry.lock b/poetry.lock
index d3bd3a7..f5405f9 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -317,13 +317,13 @@ test = ["Cython (>=0.29.24,<0.30.0)"]
 
 [[package]]
 name = "httpx"
-version = "0.27.0"
+version = "0.28.1"
 description = "The next generation HTTP client."
 optional = false
 python-versions = ">=3.8"
 files = [
-    {file = "httpx-0.27.0-py3-none-any.whl", hash = "sha256:71d5465162c13681bff01ad59b2cc68dd838ea1f10e51574bac27103f00c91a5"},
-    {file = "httpx-0.27.0.tar.gz", hash = "sha256:a0cb88a46f32dc874e04ee956e4c2764aba2aa228f650b06788ba6bda2962ab5"},
+    {file = "httpx-0.28.1-py3-none-any.whl", hash = "sha256:d909fcccc110f8c7faf814ca82a9a4d816bc5a6dbfea25d6591d6985b8ba59ad"},
+    {file = "httpx-0.28.1.tar.gz", hash = "sha256:75e98c5f16b0f35b567856f597f06ff2270a374470a5c2392242528e3e3e42fc"},
 ]
 
 [package.dependencies]
@@ -331,13 +331,13 @@ anyio = "*"
 certifi = "*"
 httpcore = "==1.*"
 idna = "*"
-sniffio = "*"
 
 [package.extras]
 brotli = ["brotli", "brotlicffi"]
 cli = ["click (==8.*)", "pygments (==2.*)", "rich (>=10,<14)"]
 http2 = ["h2 (>=3,<5)"]
 socks = ["socksio (==1.*)"]
+zstd = ["zstandard (>=0.18.0)"]
 
 [[package]]
 name = "idna"
@@ -1246,4 +1246,4 @@ files = [
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.11"
-content-hash = "4e42db8b57c13c2a19b9920a69d9d853bb73bd0c7d34fcf6fb9fbfacc93c5d1d"
+content-hash = "e9ac3d16b289eb2f29bfa0587a17105664b9951db114dfe9d2e9a35b1265e117"
diff --git a/pyproject.toml b/pyproject.toml
index ee5a8e4..e245608 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -14,6 +14,7 @@ sparqlwrapper = "^2.0.0"
 pydantic = "^2.9.2"
 
 
+httpx = "^0.28.1"
 [tool.poetry.group.dev.dependencies]
 ruff = "^0.7.0"
 deptry = "^0.20.0"