diff --git a/composer.json b/composer.json
index 3b57d64..f3c3236 100644
--- a/composer.json
+++ b/composer.json
@@ -19,9 +19,9 @@
     "php": "^5.6|^7"
   },
   "require-dev": {
-    "squizlabs/php_codesniffer": "^3.2",
-    "wp-coding-standards/wpcs": "^0.14.1",
-    "wimg/php-compatibility": "^8.1",
+    "squizlabs/php_codesniffer": "^3.3",
+    "wp-coding-standards/wpcs": "^1.0",
+    "wimg/php-compatibility": "^8.2",
     "dealerdirect/phpcodesniffer-composer-installer": "^0.4.4"
   },
   "scripts": {
diff --git a/phpcs.xml.dist b/phpcs.xml.dist
index 452df54..541d43c 100644
--- a/phpcs.xml.dist
+++ b/phpcs.xml.dist
@@ -6,49 +6,62 @@
 	<!-- See https://github.com/wimg/PHPCompatibility -->
 	<!-- See https://github.com/Automattic/_s/blob/master/phpcs.xml.dist -->
 	<description>Custom rules for Prometheus 2.</description>
+
 	<!-- Check files in this directory and subdirectories. -->
 	<file>.</file>
+
 	<!-- Prevent sniffs of some directories. -->
 	<exclude-pattern>/vendor/</exclude-pattern>
 	<exclude-pattern>/node_modules/</exclude-pattern>
+
 	<!-- Pass flags to PHPCS:
 		 p: Show progress of the run.
 		 s: Show sniff codes in all reports.
 		 v: Print verbose output.
 	-->
 	<arg value="psv"/>
+	<arg name="colors"/>
 	<!-- Only check PHP files. -->
 	<arg name="extensions" value="php"/>
+	<!-- Set a basepath to remove user environment specific paths from the results. -->
+	<arg name="basepath" value="."/>
+	<!-- Enable parallel processing which will speed up the sniffs if available. -->
+	<arg name="parallel" value="32"/>
+
+	<!-- Test PHP cross-version compatibility. -->
+	<rule ref="PHPCompatibility"/>
+	<config name="testVersion" value="5.6-"/>
+	<config name="minimum_supported_wp_version" value="4.8"/>
+
 	<!-- Use the WordPress ruleset, with exclusions. -->
 	<rule ref="WordPress">
-		<exclude name="WordPress.VIP"/>
-		<exclude name="Squiz.PHP.CommentedOutCode.Found"/>
+			<exclude name="Squiz.PHP.CommentedOutCode.Found"/>
 	</rule>
+
 	<!-- Page templates currently use underscores for historic reasons. -->
 	<rule ref="WordPress.Files.FileName.NotHyphenatedLowercase">
 		<exclude-pattern>page_landing.php</exclude-pattern>
 	</rule>
-	<!-- Test PHP cross-version compatibility. -->
-	<config name="testVersion" value="5.6-"/>
-	<rule ref="PHPCompatibility"/>
+
 	<!-- Check for correct text domain on all translatable strings. -->
 	<rule ref="WordPress.WP.I18n">
 		<properties>
-			<property name="text_domain" type="array" value="prometheus2"/>
-		</properties>
-	</rule>
-	<!-- Verify that no WP functions are used which are deprecated or removed. -->
-	<rule ref="WordPress.WP.DeprecatedFunctions">
-		<properties>
-			<property name="minimum_supported_version" value="4.4"/>
+			<property name="text_domain" type="array">
+				<element value="prometheus2"/>
+			</property>
 		</properties>
 	</rule>
+
 	<!-- Check all globals have the expected prefix. -->
 	<rule ref="WordPress.NamingConventions.PrefixAllGlobals">
 		<properties>
-			<property name="prefixes" type="array" value="CHILD_THEME, CHILD_TEXT_DOMAIN"/>
+			<property name="prefixes" type="array">
+				<element value="CHILD_THEME"/>
+				<element value="CHILD_TEXT_DOMAIN"/>
+			</property>
 		</properties>
 	</rule>
+
 	<!-- Allow theme-specific exceptions to WordPress filename rules. -->
 	<rule ref="WordPress.Files.FileName">
 		<properties>