diff --git a/makepkg.sh b/makepkg.sh
index 4fb1abf..4009d51 100755
--- a/makepkg.sh
+++ b/makepkg.sh
@@ -11,6 +11,7 @@ usage() {
     echo "  -m, =be|fe|all              be: only process back-end code, default if non input"
     echo "                              fe: only process front-end code"
     echo "                              all: process all include be and fe" 
+    echo "  -c, =ba                     ba: customized for BA OMC"
 }
 
 pkgtype=""
@@ -50,9 +51,9 @@ while getopts "m:r:c:d" option; do
         ;;
         c)
             c_arg=$(echo $OPTARG | tr '[:upper:]' '[:lower:]')
-            if [ "c_arg" == "ba" ]; then
+            if [ "${c_arg}" == "ba" ]; then
                 pkgtype="badeb"
-                be_args+=("$pkgtype")
+                be_args+=("${pkgtype}")
             fi        
         ;;        
         \?)