diff --git a/.woodpecker/test.yml b/.woodpecker/test.yml
index 0ef6256..834a770 100644
--- a/.woodpecker/test.yml
+++ b/.woodpecker/test.yml
@@ -18,6 +18,10 @@ variables:
       PY_COLORS: "1"
 
 steps:
+  - name: python-313
+    image: docker.io/library/python:3.13
+    <<: *pytest_base
+
   - name: python-312
     image: docker.io/library/python:3.12
     <<: *pytest_base
@@ -29,7 +33,3 @@ steps:
   - name: python-310
     image: docker.io/library/python:3.10
     <<: *pytest_base
-
-  - name: python-39
-    image: docker.io/library/python:3.9
-    <<: *pytest_base
diff --git a/Containerfile.multiarch b/Containerfile.multiarch
index f9b906c..ed1ab80 100644
--- a/Containerfile.multiarch
+++ b/Containerfile.multiarch
@@ -1,4 +1,4 @@
-FROM python:3.12-alpine@sha256:38e179a0f0436c97ecc76bcd378d7293ab3ee79e4b8c440fdc7113670cb6e204
+FROM python:3.13-alpine@sha256:c38ead8bcf521573dad837d7ecfdebbc87792202e89953ba8b2b83a9c5a520b6
 
 LABEL maintainer="Robert Kaussow <mail@thegeeklab.de>"
 LABEL org.opencontainers.image.authors="Robert Kaussow <mail@thegeeklab.de>"
diff --git a/poetry.lock b/poetry.lock
index 02c72d9..4903fbd 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -801,5 +801,5 @@ zstd = ["zstandard (>=0.18.0)"]
 
 [metadata]
 lock-version = "2.0"
-python-versions = "^3.9.0"
-content-hash = "f9f61147222520e0a189109f2731c5276b83ff1359ed281d92d320a5166455cb"
+python-versions = "^3.10.0"
+content-hash = "a2e88a5d97e3ab9af14bea6bbcda19c4eaf527b96a83681e41f923b1d830be64"
diff --git a/pyproject.toml b/pyproject.toml
index ed08a92..84fa5e8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -10,10 +10,10 @@ classifiers = [
   "Natural Language :: English",
   "Operating System :: POSIX",
   "Programming Language :: Python :: 3",
-  "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
   "Programming Language :: Python :: 3.12",
+  "Programming Language :: Python :: 3.13",
   "Topic :: Utilities",
 ]
 description = "Prometheus Service Discovery for Proxmox VE."
@@ -37,7 +37,7 @@ jsonschema = "4.23.0"
 nested-lookup = "0.2.25"
 prometheus-client = "0.21.0"
 proxmoxer = "2.1.0"
-python = "^3.9.0"
+python = "^3.10.0"
 python-json-logger = "2.0.7"
 requests = "2.32.3"
 "ruamel.yaml" = "0.18.6"