diff --git a/package/base/linux24/config-500.in b/package/base/linux24/config-500.in
index a40947e6e..d9cc54720 100644
--- a/package/base/linux24/config-500.in
+++ b/package/base/linux24/config-500.in
@@ -35,7 +35,7 @@ menu_begin MENU_PKG_LINUX 'Linux Kernel Options'
 	pkgfilter sed  -e "/ linux.*-header / s/^./O/" \
 	               -e "/ $ROCKCFG_DEFAULT_KERNEL-header / s/^./X/"
 
-	if [ $ROCKCFG_PKG_LINUX_CONFIG_STYLE = none ] ; then
+	if [ "$ROCKCFG_PKG_LINUX_CONFIG_STYLE" = none ] ; then
 		ROCKCFGSET_PKG_LINUX_CUSTCONFIG=1
 	fi