diff --git a/static/js/controllers/superuser.js b/static/js/controllers/superuser.js
index ee5159798..ddaee7d5c 100644
--- a/static/js/controllers/superuser.js
+++ b/static/js/controllers/superuser.js
@@ -16,7 +16,7 @@ function SuperUserAdminCtrl($scope, $timeout, ApiService, Features, UserService,
   $scope.debugLogs = null;
   $scope.pollChannel = null;
   $scope.logsScrolled = false;
-  $scope.csrf_token = window.__token;
+  $scope.csrf_token = encodeURIComponent(window.__token);
 
   $scope.configurationSaved = function() {
     $scope.requiresRestart = true;