1 files changed, 1 insertions, 1 deletions
diff --git a/src/org/traccar/protocol/AutoFonProtocolDecoder.java b/src/org/traccar/protocol/AutoFonProtocolDecoder.java
index 29748f489..a17f7ff2d 100644
--- a/src/org/traccar/protocol/AutoFonProtocolDecoder.java
+++ b/src/org/traccar/protocol/AutoFonProtocolDecoder.java
@@ -122,7 +122,7 @@ public class AutoFonProtocolDecoder extends BaseProtocolDecoder {
             buf.readUnsignedByte(); // hardware version
             buf.readUnsignedByte(); // software version
 
-            String imei = ChannelBufferTools.readHexString(buf, 16).substring(1);
+            String imei = ChannelBuffers.hexDump(buf.readBytes(8)).substring(1);
             if (!identify(imei, channel)) {
                 return null;
             }