diff --git a/mysqltuner.pl b/mysqltuner.pl
old mode 100644
new mode 100755
index 0ba09b7eb..bba42b984
--- a/mysqltuner.pl
+++ b/mysqltuner.pl
@@ -68,7 +68,7 @@ package main;
     "noinfo"              => 0,
     "debug"               => 0,
     "nocolor"             => ( !-t STDOUT ),
-    "color"               => 0,
+    "color"               => ( -t STDOUT ),
     "forcemem"            => 0,
     "forceswap"           => 0,
     "host"                => 0,