diff --git a/build.sh b/build.sh
index 101c272..b65d1b7 100755
--- a/build.sh
+++ b/build.sh
@@ -537,7 +537,7 @@ then
     mkdir -p "backup/dpkg/$dpkgtype/$mainverstr.$minver/$time2/$sanelibname/"
 fi
 
-dpkg -b backup/$dpkgtype/$oem/$ver  backup/dpkg/$dpkgtype/$mainverstr.$minver/$time2/$sanelibname/$dpkgpath"_"$ver"_"$dpkgarch.deb
+echo $password | sudo -S dpkg -b backup/$dpkgtype/$oem/$ver  backup/dpkg/$dpkgtype/$mainverstr.$minver/$time2/$sanelibname/$dpkgpath"_"$ver"_"$dpkgarch.deb
 getismount
 
 svrpath=${dpkgtype}"-twain"