diff --git a/.settings/edu.umd.cs.findbugs.core.prefs b/.settings/edu.umd.cs.findbugs.core.prefs
index 2d38a8b44df00693ed11f5a948151851046f267d..798cc6c50ba0d44c0d2e3d82b54b6847d7c5a782 100644
--- a/.settings/edu.umd.cs.findbugs.core.prefs
+++ b/.settings/edu.umd.cs.findbugs.core.prefs
@@ -1,5 +1,5 @@
 #FindBugs User Preferences
-#Tue Apr 28 15:24:50 CEST 2015
+#Tue Apr 28 16:12:41 CEST 2015
 detector_threshold=3
 effort=max
 excludefilter0=.fbExcludeFilterFile|true
diff --git a/conf/quality-config/pmd/CustomPmdRules_1.0.0.201504281519.jar b/conf/quality-config/pmd/CustomPmdRules_1.0.0.201504281519.jar
deleted file mode 100644
index 6d18129629be2f478231a75d4469c119cccf3c1c..0000000000000000000000000000000000000000
Binary files a/conf/quality-config/pmd/CustomPmdRules_1.0.0.201504281519.jar and /dev/null differ
diff --git a/conf/quality-config/pmd/CustomPmdRules_1.0.0.201504281612.jar b/conf/quality-config/pmd/CustomPmdRules_1.0.0.201504281612.jar
new file mode 100644
index 0000000000000000000000000000000000000000..c81a6fa8a347cf98e20661ff678073a1c532de6b
Binary files /dev/null and b/conf/quality-config/pmd/CustomPmdRules_1.0.0.201504281612.jar differ
diff --git a/pom.xml b/pom.xml
index 75f41b775d8f601e2600c7f0b53255d85ead7aaf..dc86c60b8db7a9b1a19621d8c6114ec50d1d265a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -264,7 +264,7 @@
 						<artifactId>pmd.ruleset</artifactId>
 						<version>0.0.1-SNAPSHOT</version>
 						<scope>system</scope>
-						<systemPath>${project.basedir}/conf/quality-config/pmd/CustomPmdRules_1.0.0.201504281519.jar</systemPath>
+						<systemPath>${project.basedir}/conf/quality-config/pmd/CustomPmdRules_1.0.0.201504281612.jar</systemPath>
 					</dependency>
 				</dependencies>
 				<configuration>
diff --git a/src/main/java/teetime/framework/pipe/PipeFactoryLoader.java b/src/main/java/teetime/framework/pipe/PipeFactoryLoader.java
index f610fb0802b16c9e3d44608c46fca32819c27b0d..1c75785c41ee6999a11f09aaef36dc240850b2b3 100644
--- a/src/main/java/teetime/framework/pipe/PipeFactoryLoader.java
+++ b/src/main/java/teetime/framework/pipe/PipeFactoryLoader.java
@@ -82,17 +82,17 @@ public final class PipeFactoryLoader {
 	}
 
 	public static List<IPipeFactory> mergeFiles(final List<URL> files) {
-		final List<IPipeFactory> list = new ArrayList<IPipeFactory>();
+		final List<IPipeFactory> mergedPipeFactories = new ArrayList<IPipeFactory>();
 		for (URL url : files) {
 			try {
 				final InputStream is = url.openStream();
-				list.addAll(loadFromStream(is));
+				mergedPipeFactories.addAll(loadFromStream(is));
 				is.close();
 			} catch (IOException e) {
 				throw new IllegalStateException(e);
 			}
 
 		}
-		return list;
+		return mergedPipeFactories;
 	}
 }