diff --git a/setup.py b/setup.py
index f2889ec..0f03968 100644
--- a/setup.py
+++ b/setup.py
@@ -31,7 +31,7 @@
 install_requires = [
     'decorator>=4.2.0',
     'requests>=2.25.0',
-    'python-dateutil>=2.1,<3.0.0',
+    'python-dateutil>=2.1,<5.0.0',
     'loguru>=0.5',
     'urllib3>=1.26.0',
     'httpx>=0.27',