diff --git a/plugins/embed-optimizer/tests/bootstrap.php b/plugins/embed-optimizer/tests/bootstrap.php
index bf7fc506e..43203c20b 100644
--- a/plugins/embed-optimizer/tests/bootstrap.php
+++ b/plugins/embed-optimizer/tests/bootstrap.php
@@ -6,7 +6,7 @@
  */
 
 // Require the suggested plugin.
-require_once TESTS_REPO_ROOT_DIR . '/optimization-detective/load.php';
+require_once TESTS_REPO_ROOT_DIR . '/plugins/optimization-detective/load.php';
 
 // Load the test helpers.
 require_once TESTS_REPO_ROOT_DIR . '/plugins/optimization-detective/tests/class-optimization-detective-test-helpers.php';