From 2df0770ffd2d601764c06eea0571232af4564c71 Mon Sep 17 00:00:00 2001
From: Steve Wang <steve.john.wang@gmail.com>
Date: Tue, 19 Jun 2012 13:09:31 -0700
Subject: [PATCH]

---
 install.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/install.sh b/install.sh
index f69aff2..bca9075 100644
--- a/install.sh
+++ b/install.sh
@@ -31,7 +31,7 @@ prompt() {
     fi
 
     read -r -p "$1 [Y/n] " response
-    response=`echo $response | tr [A-Z] [a-z]`
+    response=`echo $response | tr [:upper:] [:lower:]`
     [[ $response =~ ^(y|yes)$ ]]
 }