diff --git a/actions/apioauthaccesstoken.php b/actions/apioauthaccesstoken.php
index 064d05120f..a3ce9edbf6 100644
--- a/actions/apioauthaccesstoken.php
+++ b/actions/apioauthaccesstoken.php
@@ -98,7 +98,7 @@ class ApiOauthAccessTokenAction extends ApiOauthAction
 
             common_log(LOG_WARNING, $msg);
             // TRANS: Client error given from the OAuth API when the request token or verifier is invalid.
-            $this->clientError(_("Invalid request token or verifier.", 400, 'text'));
+            $this->clientError(_("Invalid request token or verifier."), 400, 'text');
         } else {
             common_log(
                 LOG_INFO,