diff --git a/Run.sh b/Run.sh
index 2b95904..dd6e77a 100755
--- a/Run.sh
+++ b/Run.sh
@@ -65,7 +65,7 @@ function disable() {
 
 function show_help() {
 	echo
-	echo "Usage: $0 { install | enable | disable } <UT99_INSTALL_DIR> [<UT99_CONFIG_FILE>]"
+	echo "Usage: $0 { getmodprefix | install | enable | disable } <UT99_INSTALL_DIR> [<UT99_CONFIG_FILE>]"
 	echo
 }
 
@@ -97,6 +97,10 @@ function check_game_dir() {
 }
 
 case "$1" in
+	'getmodprefix')
+			check_game_dir
+			getmodprefix
+			;;
 	'install')
 			check_game_dir
 			install