diff --git a/progs/slim/slim.py b/progs/slim/slim.py
index cdd7ad8..c68ddb5 100755
--- a/progs/slim/slim.py
+++ b/progs/slim/slim.py
@@ -455,7 +455,7 @@ def get_parser():
     actions.add_argument('-m', '--make', metavar='TARGET', type=str,
         nargs="?", default='not',
         help='Run make for selected instances')
-    actions.add_arguments('-s', '--static_url', type=str, nargs="?", 
+    actions.add_argument('-t', '--static_url', type=str, nargs="?", 
 	default='http://127.0.0.1/static/', metavar='static_url',
 	help='Set an url for static documents')
     actions.add_argument('--nginx-conf', action='store_const',