diff --git a/pandora_console/extras/mr/68.sql b/pandora_console/extras/mr/68.sql
index 999d8e6c3c..c0e5788091 100644
--- a/pandora_console/extras/mr/68.sql
+++ b/pandora_console/extras/mr/68.sql
@@ -1,6 +1,5 @@
 START TRANSACTION;
 
-DROP TABLE IF EXISTS `tmerge_error`;
 CREATE TABLE IF NOT EXISTS `tmerge_error` (
     `id` int(10) NOT NULL auto_increment,
     `id_node` int(10) default 0,
@@ -12,7 +11,8 @@ CREATE TABLE IF NOT EXISTS `tmerge_error` (
     PRIMARY KEY  (`id`)
 ) ENGINE=InnoDB DEFAULT CHARSET=UTF8MB4;
 
-DROP TABLE IF EXISTS `tmerge_steps`;
+ALTER TABLE `tmerge_error` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci;
+
 CREATE TABLE IF NOT EXISTS `tmerge_steps` (
     `id` int(10) NOT NULL auto_increment,
     `id_node` int(10) default 0,
@@ -27,7 +27,8 @@ CREATE TABLE IF NOT EXISTS `tmerge_steps` (
     PRIMARY KEY  (`id`)
 ) ENGINE=InnoDB DEFAULT CHARSET=UTF8MB4;
 
-DROP TABLE IF EXISTS `tmerge_queries`;
+ALTER TABLE `tmerge_steps` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci;
+
 CREATE TABLE IF NOT EXISTS `tmerge_queries` (
     `steps` int(10) NOT NULL auto_increment,
     `action` varchar(100) default "",
@@ -37,4 +38,6 @@ CREATE TABLE IF NOT EXISTS `tmerge_queries` (
     PRIMARY KEY  (`steps`)
 ) ENGINE=InnoDB DEFAULT CHARSET=UTF8MB4;
 
+ALTER TABLE `tmerge_queries` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci;
+
 COMMIT;