Updated '-c' parameter help message

1 files changed, 1 insertions, 1 deletions

diff --git a/tox/config.py b/tox/config.py
index df09c060..a02c34ea 100755
--- a/tox/config.py
+++ b/tox/config.py
@@ -324,7 +324,7 @@ def tox_addoption(parser):
                         dest="listenvs", help="show list of test environments")
     parser.add_argument("-c", action="store", default="tox.ini",
                         dest="configfile",
-                        help="use the specified config file name.")
+                        help="config file name or directory with 'tox.ini' file.")
     parser.add_argument("-e", action="append", dest="env",
                         metavar="envlist",
                         help="work against specified environments (ALL selects all).")