diff --git a/requirements_test.txt b/requirements_test.txt
index 0528f2f..c821364 100644
--- a/requirements_test.txt
+++ b/requirements_test.txt
@@ -2,6 +2,6 @@
 pytest>=9.1.1
 pytest-cov>=7.1.0
 aiohttp>=3.14.0
-python-dateutil>=2.9.0
+python-dateutil>=2.9.0.post0
 pytest-asyncio>=1.4.0
 aiointercept>=0.1.8
\ No newline at end of file