diff --git a/etc/mtree/BSD.tests.dist b/etc/mtree/BSD.tests.dist
--- a/etc/mtree/BSD.tests.dist
+++ b/etc/mtree/BSD.tests.dist
@@ -947,12 +947,16 @@
         ..
         ses
         ..
+        sound
+        ..
         sys
         ..
         vfs
         ..
         vm
             stack
+                .debug
+                ..
             ..
         ..
         vmm