diff --git a/extras/limits/mcapi_limits.module b/extras/limits/mcapi_limits.module
index fa9f708..0ebf058 100644
--- a/extras/limits/mcapi_limits.module
+++ b/extras/limits/mcapi_limits.module
@@ -341,6 +341,7 @@ function mcapi_limits_block_save($delta, $values) {
  * only block settings really
  */
 function mcapi_limits_variable_info() {
+  $vars = array();
   foreach (mcapi_limits_block_info() as $varname => $info) {
     $vars[$varname] = array(
       'type' => 'array',
@@ -400,4 +401,4 @@ function trading_limits_view($uid, $currcodes = array()) {
     }
   }
   return $renderable;
-}
\ No newline at end of file
+}