diff --git a/pmd-core/src/main/resources/rulesets/releases/600.xml b/pmd-core/src/main/resources/rulesets/releases/600.xml
index 99002777e5..eea736f404 100644
--- a/pmd-core/src/main/resources/rulesets/releases/600.xml
+++ b/pmd-core/src/main/resources/rulesets/releases/600.xml
@@ -8,10 +8,10 @@
 This ruleset contains links to rules that are new in PMD v6.0.0
   </description>
 
-    <rule ref="rulesets/java/errorprone.xml/ForLoopCanBeForeach"/>
-    <rule ref="rulesets/java/errorprone.xml/DoNotExtendJavaLangThrowable"/>
-    <rule ref="rulesets/java/design.xml/DataClass"/>
-    <rule ref="rulesets/java/design.xml/NcssCount"/>
+    <rule ref="category/java/errorprone.xml/ForLoopCanBeForeach"/>
+    <rule ref="category/java/errorprone.xml/DoNotExtendJavaLangThrowable"/>
+    <rule ref="category/java/design.xml/DataClass"/>
+    <rule ref="category/java/design.xml/NcssCount"/>
 
     <rule ref="rulesets/apex/empty.xml/EmptyCatchBlock"/>
     <rule ref="rulesets/apex/empty.xml/EmptyIfStmt"/>