diff --git a/tests/helpers/test-methods.js b/tests/helpers/test-methods.js
index 6c07b79..2e3a58a 100644
--- a/tests/helpers/test-methods.js
+++ b/tests/helpers/test-methods.js
@@ -80,7 +80,7 @@ module.exports = {
    */
   isContentpoolSite: async () => {
     const INSTALL_EXTENSIONS = process.env.LDP_INSTALL_EXTENSIONS ? process.env.LDP_INSTALL_EXTENSIONS : '';
-    return INSTALL_EXTENSIONS.includes('ldp_cp');
+    return INSTALL_EXTENSIONS === '' ? false : INSTALL_EXTENSIONS.includes('ldp_cp');
   },
   /**
    * Checks if given ldp extensions are enabled.