1 files changed, 5 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/PretraceProtocolEncoder.java b/src/main/java/org/traccar/protocol/PretraceProtocolEncoder.java
index 9cf951e3b..91472bc0a 100644
--- a/src/main/java/org/traccar/protocol/PretraceProtocolEncoder.java
+++ b/src/main/java/org/traccar/protocol/PretraceProtocolEncoder.java
@@ -19,9 +19,14 @@ import org.traccar.BaseProtocolEncoder;
 import org.traccar.Context;
 import org.traccar.helper.Checksum;
 import org.traccar.model.Command;
+import org.traccar.Protocol;
 
 public class PretraceProtocolEncoder extends BaseProtocolEncoder {
 
+    public PretraceProtocolEncoder(Protocol protocol) {
+        super(protocol);
+    }
+
     private String formatCommand(String uniqueId, String data) {
         String content = uniqueId + data;
         return String.format("(%s^%02X)", content, Checksum.xor(content));