diff --git a/packaging/distribution/autosentry.rb b/packaging/distribution/autosentry.rb
index 19573d4..fed4110 100644
--- a/packaging/distribution/autosentry.rb
+++ b/packaging/distribution/autosentry.rb
@@ -23,8 +23,9 @@ class Autosentry < Formula
   license "Apache-2.0"
   head "https://github.com/ulmentflam/autosentry.git", branch: "main"
 
-  depends_on "python@3.13"
+  # Ordered build > normal to satisfy FormulaAudit/DependencyOrder.
   depends_on "rust" => :build # pydantic-core compiles from sdist via maturin/cargo
+  depends_on "python@3.13"
 
   resource "annotated-doc" do
     url "https://files.pythonhosted.org/packages/57/ba/046ceea27344560984e26a590f90bc7f4a75b06701f653222458922b558c/annotated_doc-0.0.4.tar.gz"
@@ -66,7 +67,7 @@ class Autosentry < Formula
     sha256 "edd07a4824c6b40189fb7ac9bc4c52536e9780fbbfbddf6f1e2502c31b068c36"
   end
 
-  resource "ruamel.yaml" do
+  resource "ruamel-yaml" do
     url "https://files.pythonhosted.org/packages/c7/3b/ebda527b56beb90cb7652cb1c7e4f91f48649fbcd8d2eb2fb6e77cd3329b/ruamel_yaml-0.19.1.tar.gz"
     sha256 "53eb66cd27849eff968ebf8f0bf61f46cdac2da1d1f3576dd4ccee9b25c31993"
   end
diff --git a/packaging/distribution/gen_resources.py b/packaging/distribution/gen_resources.py
index ef5445a..e265a25 100644
--- a/packaging/distribution/gen_resources.py
+++ b/packaging/distribution/gen_resources.py
@@ -16,6 +16,7 @@
 from __future__ import annotations
 
 import json
+import re
 import subprocess
 import sys
 import urllib.request
@@ -86,8 +87,13 @@ def main() -> None:
     blocks: list[tuple[str, str]] = []
     for name, version in resolved:
         canonical, url, sha = sdist(name, version)
-        block = f'  resource "{canonical}" do\n    url "{url}"\n    sha256 "{sha}"\n  end'
-        blocks.append((canonical.lower(), block))
+        # Normalize the resource name to its PEP 503 form (lowercase, runs of
+        # [-_.] collapsed to a single "-"). brew audit requires the `resource`
+        # name to match the normalized PyPI name, e.g. "ruamel.yaml" ->
+        # "ruamel-yaml", "Pygments" -> "pygments". URL/sha256 are unaffected.
+        res_name = re.sub(r"[-_.]+", "-", canonical).lower()
+        block = f'  resource "{res_name}" do\n    url "{url}"\n    sha256 "{sha}"\n  end'
+        blocks.append((res_name, block))
 
     for _, block in sorted(blocks):
         print(block)