1 files changed, 2 insertions, 1 deletions
diff --git a/src/org/traccar/protocol/WialonProtocolDecoder.java b/src/org/traccar/protocol/WialonProtocolDecoder.java
index 0043354d5..538ee51ca 100644
--- a/src/org/traccar/protocol/WialonProtocolDecoder.java
+++ b/src/org/traccar/protocol/WialonProtocolDecoder.java
@@ -21,6 +21,7 @@ import org.traccar.DeviceSession;
 import org.traccar.helper.DateBuilder;
 import org.traccar.helper.Parser;
 import org.traccar.helper.PatternBuilder;
+import org.traccar.helper.UnitsConverter;
 import org.traccar.model.Position;
 
 import java.net.SocketAddress;
@@ -91,7 +92,7 @@ public class WialonProtocolDecoder extends BaseProtocolDecoder {
 
         position.setLatitude(parser.nextCoordinate());
         position.setLongitude(parser.nextCoordinate());
-        position.setSpeed(parser.nextDouble());
+        position.setSpeed(UnitsConverter.knotsFromKph(parser.nextDouble()));
         position.setCourse(parser.nextDouble());
         position.setAltitude(parser.nextDouble());