diff --git a/.idea/misc.xml b/.idea/misc.xml
index 82156b4..c0d63f0 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,4 +1,3 @@
-<?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="EntryPointsManager">
     <entry_points version="2.0">
diff --git a/README.md b/README.md
index 86fdcc6..c258167 100755
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # [Bld](https://rife2.com/bld) Extension to Perform Static Code Analysis with [PMD](https://pmd.github.io/)
 
 
-[![License (3-Clause BSD)](https://img.shields.io/badge/license-BSD%203--Clause-blue.svg?style=flat-square)](http://opensource.org/licenses/BSD-3-Clause)
+[![License](https://img.shields.io/badge/license-Apache%20License%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0)
 [![Java](https://img.shields.io/badge/java-17%2B-blue)](https://www.oracle.com/java/technologies/javase/jdk17-archive-downloads.html)
 [![Release](https://flat.badgen.net/maven/v/metadata-url/repo.rife2.com/releases/com/uwyn/rife2/bld-pmd/maven-metadata.xml?color=blue)](https://repo.rife2.com/#/releases/com/uwyn/rife2/bld-pmd)
 [![Snapshot](https://flat.badgen.net/maven/v/metadata-url/repo.rife2.com/snapshots/com/uwyn/rife2/bld-pmd/maven-metadata.xml?label=snapshot)](https://repo.rife2.com/#/snapshots/com/uwyn/rife2/bld-pmd)
diff --git a/src/main/java/rife/bld/extension/PmdOperation.java b/src/main/java/rife/bld/extension/PmdOperation.java
index 4c5b3dc..b19514a 100644
--- a/src/main/java/rife/bld/extension/PmdOperation.java
+++ b/src/main/java/rife/bld/extension/PmdOperation.java
@@ -380,7 +380,7 @@ public class PmdOperation extends AbstractOperation<PmdOperation> {
             }
         } else {
             var rules = pmd.getRulesets();
-            if (rules.size() > 0) {
+            if (!rules.isEmpty()) {
                 int count = 0;
                 for (var rule : rules) {
                     count += rule.getRules().size();