1 files changed, 7 insertions, 6 deletions
diff --git a/src/org/traccar/protocol/CastelProtocolDecoder.java b/src/org/traccar/protocol/CastelProtocolDecoder.java
index 9f332dd04..d3d505c86 100644
--- a/src/org/traccar/protocol/CastelProtocolDecoder.java
+++ b/src/org/traccar/protocol/CastelProtocolDecoder.java
@@ -15,11 +15,6 @@
  */
 package org.traccar.protocol;
 
-import java.net.SocketAddress;
-import java.nio.ByteOrder;
-import java.nio.charset.Charset;
-import java.util.LinkedList;
-import java.util.List;
 import org.jboss.netty.buffer.ChannelBuffer;
 import org.jboss.netty.buffer.ChannelBuffers;
 import org.jboss.netty.channel.Channel;
@@ -30,6 +25,12 @@ import org.traccar.helper.UnitsConverter;
 import org.traccar.model.Event;
 import org.traccar.model.Position;
 
+import java.net.SocketAddress;
+import java.nio.ByteOrder;
+import java.nio.charset.StandardCharsets;
+import java.util.LinkedList;
+import java.util.List;
+
 public class CastelProtocolDecoder extends BaseProtocolDecoder {
 
     public CastelProtocolDecoder(CastelProtocol protocol) {
@@ -148,7 +149,7 @@ public class CastelProtocolDecoder extends BaseProtocolDecoder {
         ChannelBuffer id = buf.readBytes(20);
         int type = ChannelBuffers.swapShort(buf.readShort());
 
-        if (!identify(id.toString(Charset.defaultCharset()).trim(), channel, remoteAddress)) {
+        if (!identify(id.toString(StandardCharsets.US_ASCII).trim(), channel, remoteAddress)) {
             return null;
         }