diff --git a/backend/pyproject.toml b/backend/pyproject.toml
index bb173b3..c83656c 100644
--- a/backend/pyproject.toml
+++ b/backend/pyproject.toml
@@ -45,7 +45,7 @@ dependencies = [
 [project.optional-dependencies]
 test = [
     "pytest==8.4.1",
-    "pytest-asyncio==1.1.0",
+    "pytest-asyncio==1.4.0",
     "pytest-cov==6.2.1",
     "pytest-mock==3.15.1",
     "faker==40.28.1",
diff --git a/backend/requirements.txt b/backend/requirements.txt
index d036710..7764dfc 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -172,7 +172,7 @@ pytest==8.4.1
     #   pytest-asyncio
     #   pytest-cov
     #   pytest-mock
-pytest-asyncio==1.1.0
+pytest-asyncio==1.4.0
     # via auto-author-backend
 pytest-cov==6.2.1
     # via auto-author-backend
diff --git a/backend/uv.lock b/backend/uv.lock
index 9356639..f2d5513 100644
--- a/backend/uv.lock
+++ b/backend/uv.lock
@@ -107,7 +107,7 @@ requires-dist = [
     { name = "pydantic-settings", specifier = "==2.10.1" },
     { name = "pymongo", specifier = "==4.13.2" },
     { name = "pytest", marker = "extra == 'test'", specifier = "==8.4.1" },
-    { name = "pytest-asyncio", marker = "extra == 'test'", specifier = "==1.1.0" },
+    { name = "pytest-asyncio", marker = "extra == 'test'", specifier = "==1.4.0" },
     { name = "pytest-cov", marker = "extra == 'test'", specifier = "==6.2.1" },
     { name = "pytest-mock", marker = "extra == 'test'", specifier = "==3.15.1" },
     { name = "python-docx", specifier = "==1.2.0" },
@@ -1175,14 +1175,14 @@ wheels = [
 
 [[package]]
 name = "pytest-asyncio"
-version = "1.1.0"
+version = "1.4.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "pytest" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/4e/51/f8794af39eeb870e87a8c8068642fc07bce0c854d6865d7dd0f2a9d338c2/pytest_asyncio-1.1.0.tar.gz", hash = "sha256:796aa822981e01b68c12e4827b8697108f7205020f24b5793b3c41555dab68ea", size = 46652, upload-time = "2025-07-16T04:29:26.393Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/43/7c/d36d04db312ecf4298932ef77e6e4a9e8ad017906e24e34f0b0c361a2473/pytest_asyncio-1.4.0.tar.gz", hash = "sha256:c6c0d2259945122819f171a32ecea2c349ead889ee28176caaf492143424be42", size = 58514, upload-time = "2026-05-26T09:56:04.083Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/c7/9d/bf86eddabf8c6c9cb1ea9a869d6873b46f105a5d292d3a6f7071f5b07935/pytest_asyncio-1.1.0-py3-none-any.whl", hash = "sha256:5fe2d69607b0bd75c656d1211f969cadba035030156745ee09e7d71740e58ecf", size = 15157, upload-time = "2025-07-16T04:29:24.929Z" },
+    { url = "https://files.pythonhosted.org/packages/03/e2/08a497ef684b88559c9cc5f4ad53a37e7b99e727094a86d6ea32536d5d3c/pytest_asyncio-1.4.0-py3-none-any.whl", hash = "sha256:933ca923a23075a87fb7070c0ec272a6848489824d887c85c812670932835aa1", size = 16930, upload-time = "2026-05-26T09:56:02.576Z" },
 ]
 
 [[package]]