diff --git a/src/main/resources/net/kemitix/pmd/java.xml b/src/main/resources/net/kemitix/pmd/java.xml
index b114b1f..c733932 100644
--- a/src/main/resources/net/kemitix/pmd/java.xml
+++ b/src/main/resources/net/kemitix/pmd/java.xml
@@ -98,6 +98,7 @@ http://pmd.sourceforge.net/ruleset/2.0.0 ">
             <property name="ignoreEnumDeclarations" value="false"/>
         </properties>
     </rule>
+    <rule ref="category/java/codestyle.xml/FieldNamingConventions" />
     <rule ref="category/java/codestyle.xml/ForLoopShouldBeWhileLoop"/>
     <rule ref="category/java/codestyle.xml/ForLoopsMustUseBraces"/>
     <rule ref="category/java/codestyle.xml/GenericsNaming"/>