diff --git a/install/checkConfiguration.php b/install/checkConfiguration.php
index 75c39c8031..60bf7477a8 100644
--- a/install/checkConfiguration.php
+++ b/install/checkConfiguration.php
@@ -4,7 +4,7 @@ if (file_exists("../videos/configuration.php")) {
     exit;
 }
 
-$installationVersion = "8.1";
+$installationVersion = "8.2";
 
 
 header('Content-Type: application/json');
diff --git a/install/database.sql b/install/database.sql
index 72b123d38a..761152b5c0 100644
--- a/install/database.sql
+++ b/install/database.sql
@@ -76,6 +76,7 @@ CREATE TABLE IF NOT EXISTS `categories` (
   `allow_download` TINYINT(1) NULL DEFAULT 1,
   PRIMARY KEY (`id`),
   INDEX `fk_categories_users1_idx` (`users_id` ASC),
+  INDEX `clean_name_INDEX2` (`clean_name` ASC),
   UNIQUE INDEX `clean_name_UNIQUE` (`clean_name` ASC), 
   CONSTRAINT `fk_categories_users1`
     FOREIGN KEY (`users_id`)
diff --git a/updatedb/updateDb.v8.2.sql b/updatedb/updateDb.v8.2.sql
new file mode 100644
index 0000000000..58fdf903f9
--- /dev/null
+++ b/updatedb/updateDb.v8.2.sql
@@ -0,0 +1,12 @@
+SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0;
+SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0;
+SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='TRADITIONAL,ALLOW_INVALID_DATES';
+
+ALTER TABLE `categories` 
+ADD INDEX `clean_name_INDEX2` (`clean_name` ASC);
+
+UPDATE configurations SET  version = '8.2', modified = now() WHERE id = 1;
+
+SET SQL_MODE=@OLD_SQL_MODE;
+SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS;
+SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS;