diff --git a/main/install/db_main.sql b/main/install/db_main.sql
index 4b67bd8c9b..c348651406 100755
--- a/main/install/db_main.sql
+++ b/main/install/db_main.sql
@@ -770,6 +770,7 @@ VALUES
 ('sso_authentication_auth_uri',NULL,'textfield','Security','/?q=user','SSOServerAuthURITitle','SSOServerAuthURIComment',NULL,NULL,1),
 ('sso_authentication_unauth_uri',NULL,'textfield','Security','/?q=logout','SSOServerUnAuthURITitle','SSOServerUnAuthURIComment',NULL,NULL,1),
 ('sso_authentication_protocol',NULL,'radio','Security','http://','SSOServerProtocolTitle','SSOServerProtocolComment',NULL,NULL,1),
+('enabled_wiris',NULL,'radio','Editor','false','EnabledWirisTitle','EnabledWirisComment',NULL,NULL, 0),
 ('chamilo_database_version', NULL, 'textfield', NULL, '1.8.8.12885', 'DokeosDatabaseVersion', '', NULL, NULL, 0);
 
 
@@ -992,7 +993,9 @@ VALUES
 ('sso_authentication', 'true', 'Yes'),
 ('sso_authentication', 'false', 'No'),
 ('sso_authentication_protocol', 'http://', 'http://'),
-('sso_authentication_protocol', 'https://', 'https://');
+('sso_authentication_protocol', 'https://', 'https://'),
+('enabled_wiris','true','Yes'),
+('enabled_wiris','false','No');
 
 UNLOCK TABLES;
 
diff --git a/main/install/migrate-db-1.8.7-1.8.8-pre.sql b/main/install/migrate-db-1.8.7-1.8.8-pre.sql
index ea1cfe4328..b031c27185 100755
--- a/main/install/migrate-db-1.8.7-1.8.8-pre.sql
+++ b/main/install/migrate-db-1.8.7-1.8.8-pre.sql
@@ -50,6 +50,11 @@ INSERT INTO settings_options (variable, value, display_text) VALUES ('sso_authen
 INSERT INTO settings_options (variable, value, display_text) VALUES ('sso_authentication', 'false', 'No');
 INSERT INTO settings_options (variable, value, display_text) VALUES ('sso_authentication_protocol', 'http://', 'http://');
 INSERT INTO settings_options (variable, value, display_text) VALUES ('sso_authentication_protocol', 'https://', 'https://');
+
+INSERT INTO settings_current (variable, subkey, type, category, selected_value, title, comment, scope, subkeytext, access_url_changeable) VALUES ('enabled_wiris',NULL,'radio','Editor','false','EnabledWirisTitle','EnabledWirisComment',NULL,NULL, 0);
+INSERT INTO settings_options (variable, value, display_text) VALUES ('enabled_wiris', 'true', 'Yes');
+INSERT INTO settings_options (variable, value, display_text) VALUES ('enabled_wiris', 'false', 'No');
+
 -- xxSTATSxx
 ALTER TABLE track_e_exercices ADD COLUMN orig_lp_item_view_id INT NOT NULL DEFAULT 0;
 -- xxUSERxx