diff --git a/src/main/java/org/qortal/network/Peer.java b/src/main/java/org/qortal/network/Peer.java
index 3061431e..ef6fb88a 100644
--- a/src/main/java/org/qortal/network/Peer.java
+++ b/src/main/java/org/qortal/network/Peer.java
@@ -11,7 +11,10 @@ import java.nio.channels.SelectionKey;
 import java.nio.channels.Selector;
 import java.nio.channels.SocketChannel;
 import java.security.SecureRandom;
-import java.util.*;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Random;
 import java.util.concurrent.ArrayBlockingQueue;
 import java.util.concurrent.BlockingQueue;
 import java.util.concurrent.LinkedBlockingQueue;