diff --git a/js/libtextsecure.js b/js/libtextsecure.js
index 19f3a687..d76c1466 100644
--- a/js/libtextsecure.js
+++ b/js/libtextsecure.js
@@ -36354,7 +36354,6 @@ var TextSecureServer = (function() {
                     message = "Number already registered.";
                     break;
                 case 401:
-                case 403:
                     message = "Invalid authentication, most likely someone re-registered and invalidated our registration.";
                     break;
                 case 404:
diff --git a/libtextsecure/api.js b/libtextsecure/api.js
index dc6d401b..053adb26 100644
--- a/libtextsecure/api.js
+++ b/libtextsecure/api.js
@@ -171,7 +171,6 @@ var TextSecureServer = (function() {
                     message = "Number already registered.";
                     break;
                 case 401:
-                case 403:
                     message = "Invalid authentication, most likely someone re-registered and invalidated our registration.";
                     break;
                 case 404: