diff --git a/npm/preview-publish.ps1 b/npm/preview-publish.ps1
index 0ae11a67b4..61c68e10b0 100644
--- a/npm/preview-publish.ps1
+++ b/npm/preview-publish.ps1
@@ -22,7 +22,7 @@ exit
 $commands = (
   "cd ng-packs\scripts",
   "npm install",
-  "npm run publish-packages -- --nextVersion $Version --preview",
+  "npm run publish-packages -- --nextVersion $Version --preview --registry $Registry",
   "cd ../../",
   "npm run lerna -- version $Version --yes --no-commit-hooks --skip-git --force-publish",
   "npm run replace-with-tilde",