diff --git a/external/header.php b/external/header.php
index c048eca..6e48107 100644
--- a/external/header.php
+++ b/external/header.php
@@ -55,8 +55,12 @@
  */
 
 // this file should not - under no circumstances - interfere with any other application
-if (!extension_loaded('xhprof') && !extension_loaded('uprofiler') && !extension_loaded('tideways')) {
-    error_log('xhgui - either extension xhprof, uprofiler or tideways must be loaded');
+if (!extension_loaded('xhprof')
+    && !extension_loaded('uprofiler')
+    && !extension_loaded('tideways')
+    && !extension_loaded('tideways_xhprof')
+) {
+    error_log('xhgui - either extension xhprof, uprofiler, tideways or tideways_xhprof must be loaded');
     return;
 }
 
@@ -93,6 +97,8 @@
     uprofiler_enable(UPROFILER_FLAGS_CPU | UPROFILER_FLAGS_MEMORY, $options);
 } else if (extension_loaded('tideways')) {
     tideways_enable(TIDEWAYS_FLAGS_CPU | TIDEWAYS_FLAGS_MEMORY | TIDEWAYS_FLAGS_NO_SPANS, $options);
+} elseif (extension_loaded('tideways_xhprof')) {
+    tideways_xhprof_enable(TIDEWAYS_XHPROF_FLAGS_CPU | TIDEWAYS_XHPROF_FLAGS_MEMORY);
 } else {
     if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION > 4) {
         xhprof_enable(XHPROF_FLAGS_CPU | XHPROF_FLAGS_MEMORY | XHPROF_FLAGS_NO_BUILTINS, $options);
@@ -107,6 +113,8 @@ function () {
             $data['profile'] = uprofiler_disable();
         } else if (extension_loaded('tideways')) {
             $data['profile'] = tideways_disable();
+        } elseif (extension_loaded('tideways_xhprof')) {
+            $data['profile'] = tideways_xhprof_disable();
         } else {
             $data['profile'] = xhprof_disable();
         }