diff --git a/etc/mtree/BSD.tests.dist b/etc/mtree/BSD.tests.dist
index 6cbe4229a1c..4b3dce9874d 100644
--- a/etc/mtree/BSD.tests.dist
+++ b/etc/mtree/BSD.tests.dist
@@ -608,6 +608,8 @@
         ..
         printf
         ..
+        sdiff
+        ..
         sed
             regress.multitest.out
             ..