diff --git a/.changeset/update_pdm_metadata_syntax.md b/.changeset/update_pdm_metadata_syntax.md
new file mode 100644
index 000000000..110af6620
--- /dev/null
+++ b/.changeset/update_pdm_metadata_syntax.md
@@ -0,0 +1,8 @@
+---
+default: major
+---
+
+# Update PDM metadata syntax
+
+Metadata generated for PDM will now use the new `distribution = true` syntax instead of `package-type = "library"`. 
+New packages generated will require PDM `2.12.0` or later to build. 
diff --git a/.gitignore b/.gitignore
index 3c0fc0a41..5689da19b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,6 +4,7 @@ build/
 dist/
 *.egg-info/
 .pytest_cache/
+.ruff_cache
 
 # macOS
 .DS_Store
diff --git a/end_to_end_tests/metadata_snapshots/pdm.pyproject.toml b/end_to_end_tests/metadata_snapshots/pdm.pyproject.toml
index d020a3d27..fddcea97f 100644
--- a/end_to_end_tests/metadata_snapshots/pdm.pyproject.toml
+++ b/end_to_end_tests/metadata_snapshots/pdm.pyproject.toml
@@ -12,7 +12,7 @@ dependencies = [
 ]
 
 [tool.pdm]
-package-type = "library"
+distribution = true
 
 [build-system]
 requires = ["pdm-backend"]
diff --git a/integration-tests/pyproject.toml b/integration-tests/pyproject.toml
index 0d4b2c73d..67b0d7f52 100644
--- a/integration-tests/pyproject.toml
+++ b/integration-tests/pyproject.toml
@@ -12,7 +12,7 @@ dependencies = [
 requires-python = ">=3.8,<4.0"
 
 [tool.pdm]
-package-type = "library"
+distribution = true
 
 [tool.pdm.dev-dependencies]
 dev = [
diff --git a/openapi_python_client/templates/pyproject.toml.jinja b/openapi_python_client/templates/pyproject.toml.jinja
index f836bff19..7f68d58e5 100644
--- a/openapi_python_client/templates/pyproject.toml.jinja
+++ b/openapi_python_client/templates/pyproject.toml.jinja
@@ -25,7 +25,7 @@ dependencies = [
 ]
 
 [tool.pdm]
-package-type = "library"
+distribution = true
 {% endif %}
 {% if poetry %}