Improve usage information

1 files changed, 2 insertions, 1 deletions

diff --git a/launch.sh b/launch.sh
index b253720..596990b 100755
--- a/launch.sh
+++ b/launch.sh
@@ -5,7 +5,8 @@ PLATFORM=$(uname -s | tr '[:upper:]' '[:lower:]')
 # Only accepts 1 argument: the Minecraft profile to launch
 INAME=
 if [ -z "${1}" ]; then
-	echo "ERROR: Requires one argument (the Minecraft instance to launch)"
+	echo "usage: ${0} <version>"
+	echo 'note: Make sure you downloaded a version first with get_version.sh'
 	exit 1
 else
 	INAME="${1}"