diff --git a/.binder/environment.yml b/.binder/environment.yml
index 1780706..7caa63e 100644
--- a/.binder/environment.yml
+++ b/.binder/environment.yml
@@ -1,4 +1,4 @@
 channels:
 - conda-forge
 dependencies:
-- python >=3.9,<3.13
+- python >=3.10,<3.14
diff --git a/.ci_support/environment.yml b/.ci_support/environment.yml
index 1780706..7caa63e 100644
--- a/.ci_support/environment.yml
+++ b/.ci_support/environment.yml
@@ -1,4 +1,4 @@
 channels:
 - conda-forge
 dependencies:
-- python >=3.9,<3.13
+- python >=3.10,<3.14
diff --git a/.github/workflows/push-pull.yml b/.github/workflows/push-pull.yml
index f6ecaa5..c209fac 100644
--- a/.github/workflows/push-pull.yml
+++ b/.github/workflows/push-pull.yml
@@ -13,4 +13,5 @@ jobs:
     secrets: inherit
     with:
       tests-env-files: .ci_support/environment.yml .ci_support/environment-tests.yml
-      do-benchmark-tests: false
\ No newline at end of file
+      do-benchmark-tests: false
+      python-version-alt3: '3.13'
\ No newline at end of file
diff --git a/docs/environment.yml b/docs/environment.yml
index 4adfa10..8572a45 100644
--- a/docs/environment.yml
+++ b/docs/environment.yml
@@ -7,4 +7,4 @@ dependencies:
 - sphinx-gallery
 - sphinx-rtd-theme
 - versioneer
-- python >=3.9,<3.13
+- python >=3.10,<3.14
diff --git a/pyproject.toml b/pyproject.toml
index 5e6216d..75622bf 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -10,17 +10,17 @@ name = "pyiron_snippets"
 description = "pyiron_snippets - Short, dependency-free python snippets."
 readme = "docs/README.md"
 keywords = [ "pyiron",]
-requires-python = ">=3.9, <3.13"
+requires-python = ">=3.10, <3.14"
 classifiers = [
     "Development Status :: 4 - Beta",
     "Topic :: Scientific/Engineering",
     "License :: OSI Approved :: BSD License",
     "Intended Audience :: Science/Research",
     "Operating System :: OS Independent",
-    "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",
 ]
 dependencies = [
 ]