diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 31a819c6..a47d3f54 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -40,8 +40,11 @@ jobs:
 
       - name: Run PHPCS
         run: |
-          vendor/bin/phpcs public/modules/custom/ --ignore="*.js,*.css" --extensions=php,module,install --standard=Drupal
-          vendor/bin/phpcs public/themes/custom/ --ignore="*.js,*.css" --extensions=php,theme --standard=Drupal
+          vendor/bin/phpcs public/modules/custom/ --ignore="*.js,*.css" --extensions=php,module,install --standard=Drupal,DrupalPractice
+          vendor/bin/phpcs public/themes/custom/ --ignore="*.js,*.css" --extensions=php,theme --standard=Drupal,DrupalPractice
+
+      - name: Run phpstan
+        run: vendor/bin/phpstan analyze
 
       - name: Download latest dump
         env:
diff --git a/phpstan.neon b/phpstan.neon
new file mode 100644
index 00000000..8b083a22
--- /dev/null
+++ b/phpstan.neon
@@ -0,0 +1,14 @@
+parameters:
+  fileExtensions:
+      - php
+      - module
+      - install
+      - theme
+  paths:
+    - ./public/modules/custom
+    - ./public/themes/custom
+  excludePaths:
+    - vendor
+  level: 3
+  checkMissingIterableValueType: false
+  treatPhpDocTypesAsCertain: false