diff --git a/poetry.lock b/poetry.lock
index 57188ff..bce6083 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1089,6 +1089,21 @@ urllib3 = ">=1.21.1,<1.27"
 socks = ["PySocks (>=1.5.6,!=1.5.7)"]
 use-chardet-on-py3 = ["chardet (>=3.0.2,<6)"]
 
+[[package]]
+name = "respx"
+version = "0.20.1"
+description = "A utility for mocking out the Python HTTPX and HTTP Core libraries."
+category = "dev"
+optional = false
+python-versions = ">=3.7"
+files = [
+    {file = "respx-0.20.1-py2.py3-none-any.whl", hash = "sha256:372f06991c03d1f7f480a420a2199d01f1815b6ed5a802f4e4628043a93bd03e"},
+    {file = "respx-0.20.1.tar.gz", hash = "sha256:cc47a86d7010806ab65abdcf3b634c56337a737bb5c4d74c19a0dfca83b3bc73"},
+]
+
+[package.dependencies]
+httpx = ">=0.21.0"
+
 [[package]]
 name = "rfc3986"
 version = "1.5.0"
@@ -1493,4 +1508,4 @@ dev = ["black (>=19.3b0)", "pytest (>=4.6.2)"]
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.10"
-content-hash = "374bf615cce475103698fa242ff86a9afb830207067558b0af31126699eca71e"
+content-hash = "1b9f7dab1b454aaadd81a4da1819a3da92d2dbb7a1890ad0d5b7433266eea5c6"
diff --git a/pyproject.toml b/pyproject.toml
index 484bb31..0512bf4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,6 +28,7 @@ requests = "^2.28.2"
 [tool.poetry.group.dev.dependencies]
 pytest = "^7.2.0"
 pytest-asyncio = "^0.21.0"
+respx = "^0.20.1"
 
 [build-system]
 requires = ["poetry-core"]