diff --git a/etc/mtree/BSD.usr.dist b/etc/mtree/BSD.usr.dist
index 3a00a9002285..276fa8c8a934 100644
--- a/etc/mtree/BSD.usr.dist
+++ b/etc/mtree/BSD.usr.dist
@@ -21,8 +21,8 @@
         clang
             3.7.0
                 include
-			sanitizer
-			..
+                    sanitizer
+                    ..
                 ..
                 lib
                     freebsd