Magnetometer.md

@@ -6,7 +6,7 @@ Xylophone bar magnetometer
   </tr>
   <tr>
     <td>
-<img src="http://gitlab.onelab.info/getdp/getdp/tree/master/benchmarks/magnetometer/screenshot1.png" width="40%">
+<img src="http://gitlab.onelab.info/getdp/getdp/raw/39f7ff1a3c1a1dd60d8fcd454add76c164655bbe/benchmarks/magnetometer/screenshot1.png" width="40%">
     </td>
     <td>
 <img src="http://gitlab.onelab.info/getdp/getdp/tree/master/benchmarks/magnetometer/screenshot2.png" width="40%">