diff --git a/ruleset.xml b/ruleset.xml
index 0b44e75..8eba5ea 100644
--- a/ruleset.xml
+++ b/ruleset.xml
@@ -1,19 +1,21 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<ruleset name="Contributte">
-    <!-- Contributte Coding Standard -->
-    <rule ref="./vendor/ninjify/coding-standard/contributte.xml">
-        <exclude name="SlevomatCodingStandard.Operators.DisallowIncrementAndDecrementOperators.DisallowedPostDecrementOperator"/>
-    </rule>
+<?xml version="1.0"?>
+<ruleset>
+	<rule ref="./vendor/contributte/qa/ruleset.xml">
+		<exclude name="SlevomatCodingStandard.PHP.DisallowReference.DisallowedAssigningByReference"/>
+		<exclude name="SlevomatCodingStandard.PHP.DisallowReference.DisallowedReturningReference"/>
+	</rule>
 
-    <!-- Specific rules -->
-    <rule ref="SlevomatCodingStandard.Files.TypeNameMatchesFileName">
-        <properties>
-            <property name="rootNamespaces" type="array" value="
-                src=>Contributte\FormMultiplier
-            "/>
-        </properties>
-    </rule>
+	<!-- Package specific rules -->
+	<rule ref="SlevomatCodingStandard.Files.TypeNameMatchesFileName">
+		<properties>
+			<property name="rootNamespaces" type="array">
+				<element key="src" value="Contributte\FormMultiplier"/>
+				<element key="tests" value="Tests"/>
+			</property>
+			<property name="extensions" type="array" value="php,phpt"/>
+		</properties>
+	</rule>
 
-    <!-- Exclude folders -->
-    <exclude-pattern>/tests/</exclude-pattern>
+	<!-- Exclude folders -->
+	<exclude-pattern>/tests</exclude-pattern>
 </ruleset>