diff --git a/java/facade/hometheater/Tuner.java b/java/facade/hometheater/Tuner.java
index 22b2a55..57601fd 100644
--- a/java/facade/hometheater/Tuner.java
+++ b/java/facade/hometheater/Tuner.java
@@ -5,6 +5,7 @@ public class Tuner {
 	
 	public Tuner(String description, Amplifier amplifier) {
 		this.description = description;
+		this.amplifier = amplifier;
 	}
  
 	public void on() {
@@ -31,4 +32,4 @@ public void setFm() {
   public String toString() {
     return description;
   }
-}
\ No newline at end of file
+}