diff --git a/scripts/machines.py b/scripts/machines.py
index f10c282142a0166a6dd0e5bffe711d9b325b055e..f1b8800896776db075288d523ec729672668c4b0 100755
--- a/scripts/machines.py
+++ b/scripts/machines.py
@@ -97,9 +97,9 @@ def get_parser() -> ArgumentParser:
     parser = ArgumentParser(description=__doc__)
 
     # Filtering
+    parser.add_argument("-R", "--responsable")
     parser.add_argument("-u", "--utilisateur")
-    parser.add_argument("-r", "--responsable")
-    parser.add_argument("-R", "--room")
+    parser.add_argument("-r", "--room")
 
     # Sorting
     parser.add_argument(