upload-processor.md

@@ -17,7 +17,7 @@ The shell script is the following:
 
 ![im33](https://gitlab.acri-cwa.fr/coastal-tep/tutorial/raw/master/images/part4/im33.png)
 
-The script has to start with `#!/bin/sh`, and must have execution rights applied (`chmod +x`). Notice that the script has two input variables `$1` and `$2`, and that output results are placed in the `CTEP_OUTPUT_DIR` folder. The last point is important: this will allow the CTEP to know where to retrieve the processing results.
+The script has to start with `#!/bin/sh`, and must have execution rights applied (`chmod +rx`). Notice that the script has two input variables `$1` and `$2`, and that output results are placed in the `CTEP_OUTPUT_DIR` folder. The last point is important: this will allow the CTEP to know where to retrieve the processing results.
 
 To upload the processor, create a targz archive with this file. Assuming the file is called `proc1.sh`, the command is
 `tar cvzf proc1.sh.tar.gz proc1.sh`.