diff --git a/src/applications/owners/controller/PhabricatorOwnersEditController.php b/src/applications/owners/controller/PhabricatorOwnersEditController.php
--- a/src/applications/owners/controller/PhabricatorOwnersEditController.php
+++ b/src/applications/owners/controller/PhabricatorOwnersEditController.php
@@ -138,7 +138,18 @@
 
     $default_paths = array();
     foreach ($repos as $repo) {
-      $default_path = $repo->getDetail('default-owners-path');
+      $subpath = $repo->getDetail('svn-subpath');
+      $default_owners_path = $repo->getDetail('default-owners-path');
+      if ($subpath) {
+        $default_path =  '/' . ltrim($subpath, '/');
+      }
+      if ($default_owners_path) {
+        if ($subpath) {
+          $default_path .= ltrim($default_owners_path, '/');
+        } else {
+          $default_path = $default_owners_path;
+        }
+      }
       if ($default_path) {
         $default_paths[$repo->getPHID()] = $default_path;
       }