diff --git a/build.sh b/build.sh
index 4854bbd..16dbc02 100755
--- a/build.sh
+++ b/build.sh
@@ -58,6 +58,10 @@ else
 	tar -xvz --strip 1 -C debian/usr/lib/nw.js -f $URL
 fi
 
+chmod a+x debian/usr/lib/nw.js/nw
+chown -R root:root debian/usr/lib/nw.js
+chown -R root:root debian/usr/bin/nwjs
+
 echo "Packaging deb file"
 dpkg-deb -b debian "out/$FILENAME"