diff --git a/src/RemoteLRS.php b/src/RemoteLRS.php
index 9f47257..639298a 100644
--- a/src/RemoteLRS.php
+++ b/src/RemoteLRS.php
@@ -909,6 +909,9 @@ public function saveActivityProfile($activity, $id, $content) {
                 if (isset($options['etag'])) {
                     $requestCfg['headers']['If-Match'] = $options['etag'];
                 }
+                else {
+                    $requestCfg['headers']['If-None-Match'] = '*';
+                }
             }
         }
 
@@ -1072,6 +1075,9 @@ public function saveAgentProfile($agent, $id, $content) {
                 if (isset($options['etag'])) {
                     $requestCfg['headers']['If-Match'] = $options['etag'];
                 }
+                else {
+                    $requestCfg['headers']['If-None-Match'] = '*';
+                }
             }
         }