diff --git a/src/main/java/teetime/stage/basic/merger/Merger.java b/src/main/java/teetime/stage/basic/merger/Merger.java
index 48100e5c187408fd931d7f5fe7d78ffad97ec0bd..1ea6e2a1987d9ef99c19c0f4b68a0d6a84810519 100644
--- a/src/main/java/teetime/stage/basic/merger/Merger.java
+++ b/src/main/java/teetime/stage/basic/merger/Merger.java
@@ -39,8 +39,6 @@ public class Merger<T> extends AbstractStage {
 
 	private final OutputPort<T> outputPort = this.createOutputPort();
 
-	private int finishedInputPorts;
-
 	private IMergerStrategy<T> strategy = new RoundRobinStrategy<T>();
 
 	private final Map<Class<?>, Integer> signalMap = new HashMap<Class<?>, Integer>();