diff --git a/ws2012/P2P/uebungen/4/src/RandomGenerator2.java b/ws2012/P2P/uebungen/4/src/RandomGenerator2.java
index ded8b436..f7603ffe 100644
--- a/ws2012/P2P/uebungen/4/src/RandomGenerator2.java
+++ b/ws2012/P2P/uebungen/4/src/RandomGenerator2.java
@@ -68,7 +68,7 @@ public class RandomGenerator2 {
     }
 
     private void kill() {
-        if (nodes.isEmpty())
+        if (nodes.size() < 2)
             return;
         Node randomNode;
         while ((randomNode = getRandomNode()) == firstNode) {