diff --git a/src/View/Debugbar/AntlersProfiler/PerformanceCollector.php b/src/View/Debugbar/AntlersProfiler/PerformanceCollector.php
index 14136b296c..edb91643e4 100644
--- a/src/View/Debugbar/AntlersProfiler/PerformanceCollector.php
+++ b/src/View/Debugbar/AntlersProfiler/PerformanceCollector.php
@@ -75,6 +75,10 @@ protected function getEditorHref($filePath, $line)
      */
     protected function replaceSitesPath($filePath)
     {
+        if (! config('debugbar.remote_sites_path')) {
+            return $filePath;
+        }
+
         return str_replace(config('debugbar.remote_sites_path'), config('debugbar.local_sites_path'), $filePath);
     }