diff --git a/src/Index.php b/src/Index.php
index 9c7f32b..405e3fd 100644
--- a/src/Index.php
+++ b/src/Index.php
@@ -754,7 +754,7 @@ public function getInfo( string $indexName = NULL ) {
   private function normalizeInfoArray( array $redisArray ) {
     $newArray = array();
     for ( $i = 0; $i < count( $redisArray ); $i += 2 ) {
-      $tmp = &$lookup_table[$key];
+      $tmp = &$redisArray[$i + 1];
       if(isset($tmp)){
       if ( $redisArray[$i] === 'fields' ) {
         foreach ( $redisArray[ $i + 1 ] as $field ) {