diff --git a/src/com/t_oster/liblasercut/drivers/LaosCutter.java b/src/com/t_oster/liblasercut/drivers/LaosCutter.java
index 7a650fac39a258c5f54b1cd16fd51ba3d14b1dd1..a8ef311b5d9c250034f3f55f4c3e7c6ce6091165 100644
--- a/src/com/t_oster/liblasercut/drivers/LaosCutter.java
+++ b/src/com/t_oster/liblasercut/drivers/LaosCutter.java
@@ -559,7 +559,7 @@ public class LaosCutter extends LaserCutter
       TFTPClient tftp = new TFTPClient();
       tftp.setDefaultTimeout(60000);
       tftp.open(this.getPort());
-      tftp.sendFile(job.getName(), TFTP.ASCII_MODE, new ByteArrayInputStream(buffer.toByteArray()), this.getHostname());
+      tftp.sendFile(job.getName()+".lgc", TFTP.ASCII_MODE, new ByteArrayInputStream(buffer.toByteArray()), this.getHostname());
     }
   }
   private List<Integer> resolutions;