1 files changed, 1 insertions, 1 deletions
diff --git a/src/ext/ajax-header.js b/src/ext/ajax-header.js
index 1891699d..5c6221bf 100644
--- a/src/ext/ajax-header.js
+++ b/src/ext/ajax-header.js
@@ -1,6 +1,6 @@
 htmx.defineExtension('ajax-header', {
     onEvent: function (name, evt) {
-        if (name === "configRequest.htmx") {
+        if (name === "htmx:configRequest") {
             evt.detail.headers['X-Requested-With'] = 'XMLHttpRequest';
         }
     }