diff --git a/pyproject.toml b/pyproject.toml
index b209ded..591fc3f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,7 +3,7 @@ name = "personal-website"
 version = "0.1.0"
 description = "Matthias Schoettle's personal website"
 readme = "README.md"
-requires-python = "==3.13.5"
+requires-python = "==3.13.9"
 dependencies = [
     "markdown-callouts==0.4.0",
     "mkdocs-git-revision-date-localized-plugin==1.4.7",
diff --git a/uv.lock b/uv.lock
index 09f5ee9..06caa99 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1,6 +1,6 @@
 version = 1
 revision = 3
-requires-python = "==3.13.5"
+requires-python = "==3.13.9"
 
 [[package]]
 name = "babel"