diff --git a/main/install/db_main.sql b/main/install/db_main.sql
index 6baf277300..02365265d3 100644
--- a/main/install/db_main.sql
+++ b/main/install/db_main.sql
@@ -328,7 +328,7 @@ UNLOCK TABLES;
 DROP TABLE IF EXISTS course_rel_user;
 CREATE TABLE IF NOT EXISTS course_rel_user (
   id int unsigned AUTO_INCREMENT,
-  c_id INT NOT NULL unsigned,
+  c_id INT unsigned NOT NULL,
   course_code varchar(40) NOT NULL,
   user_id int unsigned NOT NULL default '0',
   status tinyint NOT NULL default '5',
@@ -3084,4 +3084,4 @@ CREATE TABLE branch_transaction (
 );
 
 -- Do not move this
-UPDATE settings_current SET selected_value = '1.10.0.21477' WHERE variable = 'chamilo_database_version';
\ No newline at end of file
+UPDATE settings_current SET selected_value = '1.10.0.21537' WHERE variable = 'chamilo_database_version';
\ No newline at end of file
diff --git a/main/install/migrate-db-1.9.0-1.10.0-pre.sql b/main/install/migrate-db-1.9.0-1.10.0-pre.sql
index f6c535820e..b8204d63f9 100755
--- a/main/install/migrate-db-1.9.0-1.10.0-pre.sql
+++ b/main/install/migrate-db-1.9.0-1.10.0-pre.sql
@@ -134,7 +134,6 @@ ALTER TABLE track_e_exercices MODIFY COLUMN session_id int unsigned NOT NULL def
 ALTER TABLE track_e_exercices MODIFY COLUMN exe_exo_id int unsigned NOT NULL default 0;
 
 ALTER TABLE course_rel_user MODIFY COLUMN c_id int unsigned NOT NULL;
-
 ALTER TABLE course_rel_user DROP PRIMARY KEY;
 ALTER TABLE course_rel_user ADD COLUMN c_id int unsigned NOT NULL default 0;
 ALTER TABLE course_rel_user ADD COLUMN id int unsigned AUTO_INCREMENT, ADD PRIMARY KEY (id);
@@ -151,4 +150,4 @@ ALTER TABLE c_item_property MODIFY COLUMN end_visible datetime default NULL;
 INSERT INTO settings_current (variable, subkey, type, category, selected_value, title, comment, scope, subkeytext, access_url_changeable) VALUES ('user_name_order', NULL, 'textfield', 'Platform', '', 'UserNameOrderTitle', 'UserNameOrderComment', NULL, NULL, 1);
 
 -- Do not move this
-UPDATE settings_current SET selected_value = '1.10.0.21477' WHERE variable = 'chamilo_database_version';
\ No newline at end of file
+UPDATE settings_current SET selected_value = '1.10.0.21537' WHERE variable = 'chamilo_database_version';
\ No newline at end of file