diff --git a/scripts/build b/scripts/build
index bd2edb960f..70259da3b3 100755
--- a/scripts/build
+++ b/scripts/build
@@ -257,6 +257,16 @@ if [ ! -f $STAMP ]; then
           INSTALL=$ROOT/$PKG_BUILD/.install_init
         fi
 
+       # clean up
+       if [ ! -z "$INSTALL" ] ; then
+         if [ -d "$INSTALL" ] ; then
+           rm -rf $INSTALL
+         fi
+       fi
+       if [ -d $PKG_BUILD/.$TARGET_NAME ] ; then
+         rm -rf $PKG_BUILD/.$TARGET_NAME
+       fi
+
       # setup configure script
         if [ -z "$PKG_CONFIGURE_SCRIPT" ]; then
           PKG_CONFIGURE_SCRIPT="$ROOT/$PKG_BUILD/configure"