diff --git a/OpenWRT/build.sh b/OpenWRT/build.sh
index 8a45e25..72e4f06 100755
--- a/OpenWRT/build.sh
+++ b/OpenWRT/build.sh
@@ -3,10 +3,9 @@
 PACKAGE=cronosagent
 
 PROJECT=$(pwd)/..
-OPENWRT=${HOME}/openwrt
+OPENWRT=$HOME/openwrt
 
-test -d $OPENWRT/package/$PACKAGE
-if [ "$?" -eq "0" ]
+if [ -d $OPENWRT/package/$PACKAGE ]
 then
   # Remove existing package in buildroot
   rm -rf $OPENWRT/package/$PACKAGE