diff --git a/.github/workflows/keepalive.yml b/.github/workflows/keepalive.yml
index f2ba3ba..3445e63 100644
--- a/.github/workflows/keepalive.yml
+++ b/.github/workflows/keepalive.yml
@@ -1,17 +1,21 @@
 name: Keepalive
 
 on:
-  # At 1:05 PM UTC, on day 22 of the month
+  # At 5:25 PM UTC, on day 22 of the month
   schedule:
-    - cron: '5 13 22 * *'
+    - cron: '25 17 22 * *'
   workflow_dispatch:
 
+permissions: {}
+
 jobs:
   keepalive:
     name: Keepalive
     # Only run cron on the symbiote account
     if: (github.event_name == 'schedule' && github.repository_owner == 'symbiote') || (github.event_name != 'schedule')
     runs-on: ubuntu-latest
+    permissions:
+      actions: write
     steps:
       - name: Keepalive
         uses: silverstripe/gha-keepalive@v1
diff --git a/composer.json b/composer.json
index fe409d9..3c1f6af 100644
--- a/composer.json
+++ b/composer.json
@@ -32,7 +32,9 @@
     "require-dev": {
         "phpunit/phpunit": "^9.6",
         "squizlabs/php_codesniffer": "^3.7",
-        "silverstripe/versioned": "^2"
+        "silverstripe/versioned": "^2",
+        "silverstripe/standards": "^1",
+        "phpstan/extension-installer": "^1.3"
     },
     "extra": {
         "screenshots": [
diff --git a/phpstan.neon.dist b/phpstan.neon.dist
new file mode 100644
index 0000000..beb9de3
--- /dev/null
+++ b/phpstan.neon.dist
@@ -0,0 +1,3 @@
+parameters:
+  paths:
+    - src