diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 32961e86..8339a975 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -6,7 +6,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12.3', '3.13.0-beta.4', pypy-3.8, pypy-3.9]
+        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12.3', '3.13.0', pypy-3.9]
         exclude:
           - os: windows-latest
             python-version: pypy-3.8
diff --git a/pyproject.toml b/pyproject.toml
index ff95d0a0..0310fbfd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,7 +33,6 @@ dependencies = [
     "defusedxml",
     "passlib",
     "vobject>=0.9.6",
-    "python-dateutil>=2.7.3",
     "pika>=1.1.0",
 ]
 
diff --git a/radicale/storage/__init__.py b/radicale/storage/__init__.py
index 73cf77b9..3a5ef586 100644
--- a/radicale/storage/__init__.py
+++ b/radicale/storage/__init__.py
@@ -38,7 +38,7 @@
 
 INTERNAL_TYPES: Sequence[str] = ("multifilesystem", "multifilesystem_nolock",)
 
-CACHE_DEPS: Sequence[str] = ("radicale", "vobject", "python-dateutil",)
+CACHE_DEPS: Sequence[str] = ("radicale", "vobject")
 CACHE_VERSION: bytes = "".join(
     "%s=%s;" % (pkg, utils.package_version(pkg))
     for pkg in CACHE_DEPS).encode()
diff --git a/setup.py.legacy b/setup.py.legacy
index d82d289e..63ae2a46 100644
--- a/setup.py.legacy
+++ b/setup.py.legacy
@@ -36,7 +36,6 @@ web_files = ["web/internal_data/css/icon.png",
              "web/internal_data/index.html"]
 
 install_requires = ["defusedxml", "passlib", "vobject>=0.9.6",
-                    "python-dateutil>=2.7.3",
                     "pika>=1.1.0",
                     ]
 bcrypt_requires = ["bcrypt"]