diff --git a/etc/mtree/BSD.root.dist b/etc/mtree/BSD.root.dist
--- a/etc/mtree/BSD.root.dist
+++ b/etc/mtree/BSD.root.dist
@@ -38,7 +38,7 @@
         zfs
         ..
     ..
-    dev             mode=0555
+    dev             mode=0555 tags=package=runtime
     ..
     etc
         X11
@@ -136,7 +136,7 @@
     ..
     sbin
     ..
-    tmp             mode=01777
+    tmp             mode=01777 tags=package=runtime
     ..
     usr
     ..
diff --git a/release/packages/runtime.ucl b/release/packages/runtime.ucl
--- a/release/packages/runtime.ucl
+++ b/release/packages/runtime.ucl
@@ -3,10 +3,5 @@
     post-install = <<EOD
     pwd_mkdb -i -p -d  ${PKG_ROOTDIR}/etc ${PKG_ROOTDIR}/etc/master.passwd
     services_mkdb ${CAP_MKDB_ENDIAN} -q -o ${PKG_ROOTDIR}/var/db/services.db ${PKG_ROOTDIR}/
-    chmod 1777 ${PKG_ROOTDIR}/tmp
 EOD
 }
-directories: {
-    /dev = "y";
-    /tmp = "y";
-}