diff --git a/.ansible-lint b/.ansible-lint
index d508a9a..79d9be9 100644
--- a/.ansible-lint
+++ b/.ansible-lint
@@ -3,6 +3,10 @@
 
 offline: true
 
+# Mock collection roles so ansible-lint doesn't error on unresolved FQCNs
+mock_roles:
+  - ctrliq.ascender.filetree_read
+
 # Mock collection modules so ansible-lint doesn't error on unresolved FQCNs
 mock_modules:
   - ctrliq.ascender.ad_hoc_command
@@ -73,3 +77,4 @@ warn_list:
   - no-changed-when
   - command-instead-of-shell
   - risky-shell-pipe
+  - args[module]
diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE.md
index ab3df15..1e2cd7c 100644
--- a/.github/PULL_REQUEST_TEMPLATE.md
+++ b/.github/PULL_REQUEST_TEMPLATE.md
@@ -15,6 +15,6 @@
 
 ## Checklist
 - [ ] Sanity tests pass (`ansible-test sanity`)
-- [ ] Linting passes (`flake8`, `yamllint`)
+- [ ] Linting passes (`ruff`, `yamllint`, `ansible-lint`)
 - [ ] Changelog fragment added (if user-facing change)
 - [ ] Documentation updated (if applicable)
diff --git a/.yamllint b/.yamllint
index 09f1e06..b3389b9 100644
--- a/.yamllint
+++ b/.yamllint
@@ -7,3 +7,8 @@ rules:
     allow-non-breakable-inline-mappings: true
   truthy:
     allowed-values: ['true', 'false', 'yes', 'no']
+  comments:
+    min-spaces-from-content: 1
+  octal-values:
+    forbid-implicit-octal: true
+    forbid-explicit-octal: true