From 257d96825911e5dc0de92866218651f4270d3b00 Mon Sep 17 00:00:00 2001
From: "Adam J. Stewart" <ajstewart426@gmail.com>
Date: Sun, 26 Nov 2017 07:14:47 -0600
Subject: [PATCH] Use long flag in spack help message (#6429)

---
 lib/spack/spack/main.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/spack/spack/main.py b/lib/spack/spack/main.py
index c3e1ea45068..f32f7120894 100644
--- a/lib/spack/spack/main.py
+++ b/lib/spack/spack/main.py
@@ -226,7 +226,7 @@ def add_subcommand_group(title, commands):
         # epilog
         formatter.add_text("""\
 {help}:
-  spack help -a          list all available commands
+  spack help --all       list all available commands
   spack help <command>   help on a specific command
   spack help --spec      help on the spec syntax
   spack docs             open http://spack.rtfd.io/ in a browser"""