diff --git a/docs/package.json b/docs/package.json
index 4f8efab..5d6c665 100644
--- a/docs/package.json
+++ b/docs/package.json
@@ -101,5 +101,6 @@
   "homepage": "https://ember-cli.github.io/ember-page-title",
   "volta": {
     "extends": "../package.json"
-  }
-}
+  },
+  "private": true
+}
\ No newline at end of file
diff --git a/test-app/package.json b/test-app/package.json
index 34c0867..46a3920 100644
--- a/test-app/package.json
+++ b/test-app/package.json
@@ -95,5 +95,6 @@
   "homepage": "https://ember-cli.github.io/ember-page-title",
   "volta": {
     "extends": "../package.json"
-  }
-}
+  },
+  "private": true
+}
\ No newline at end of file