diff --git a/app/Helpers/RestAuthHelper.php b/app/Helpers/RestAuthHelper.php
index 1308676..36457e0 100644
--- a/app/Helpers/RestAuthHelper.php
+++ b/app/Helpers/RestAuthHelper.php
@@ -346,6 +346,9 @@ class RestAuthHelper
             $client = \Config\Services::curlrequest();
             $endPoint = 'getPostEmployeeDataForAuth';
             $url = env('POST_ENROLLMENT_BASEURL') . $endPoint;
+            $headers = [
+                'App-Signature' => getenv('APP_SIGNATURE'),
+            ];
 
             $postData = [];
 
@@ -368,7 +371,7 @@ class RestAuthHelper
             log_message('error', 'Sending POST to external API: ' . $url);
             log_message('error', 'POST payload: ' . json_encode($postData));
 
-            $response = $client->post($url, ['json' => $postData, 'http_errors' => false]);
+            $response = $client->post($url, ['json' => $postData, 'headers' => $headers , 'http_errors' => false]);
 
             $post_json = $response->getBody();
             // log_message('error', 'Response from API: ' . $post_json);