diff --git a/sql/cambios.sql b/sql/cambios.sql
index d8ad2b1e5..399928c14 100644
--- a/sql/cambios.sql
+++ b/sql/cambios.sql
@@ -11919,6 +11919,25 @@ INSERT INTO timetable_tut_backup SELECT * FROM timetable_tut;
 
 
 
+DROP PROCEDURE IF EXISTS update_log_full;
+DELIMITER |
+CREATE PROCEDURE update_log_full()
+BEGIN
+  DECLARE LogCodStart INT;
+  DECLARE LogCodEnd INT;
+  SET LogCodStart = 0;
+  WHILE LogCodStart <= 440000000 DO
+    SET LogCodEnd = LogCodStart + 99999;
+    UPDATE log_full SET Role = Role + (Role >= 4) WHERE LogCod BETWEEN LogCodStart AND LogCodEnd;
+    SET LogCodStart = LogCodEnd + 1;
+  END WHILE;
+END;
+|
+DELIMITER ;
+CALL update_log_full();
+
+
+
 
 
 
diff --git a/swad_changelog.h b/swad_changelog.h
index 3ef650163..e6de0c534 100644
--- a/swad_changelog.h
+++ b/swad_changelog.h
@@ -233,13 +233,24 @@
 /****************************** Public constants *****************************/
 /*****************************************************************************/
 
-#define Log_PLATFORM_VERSION	"SWAD 16.220.14 (2017-05-23)"
+#define Log_PLATFORM_VERSION	"SWAD 16.221 (2017-05-23)"
 #define CSS_FILE		"swad16.209.3.css"
 #define JS_FILE			"swad16.206.3.js"
 
 // Number of lines (includes comments but not blank lines) has been got with the following command:
 // nl swad*.c swad*.h css/swad*.css py/swad*.py js/swad*.js soap/swad*?.h sql/swad*.sql | tail -1
 /*
+        Version 16.221:   May 23, 2017	Changes in database related with new role. Not finished. (220253 lines)
+					8 changes necessary in database:
+UPDATE announcements SET Roles = (((Roles & 0xFF0) << 1) | (Roles & 0x00F));
+UPDATE connected SET RoleInLastCrs = RoleInLastCrs + (RoleInLastCrs >= 4);
+UPDATE crs_usr SET Role = Role + (Role >= 4);
+UPDATE crs_usr_requests SET Role = Role + (Role >= 4);
+UPDATE sessions SET Role = Role + (Role >= 4);
+UPDATE surveys SET Roles = (((Roles & 0xFF0) << 1) | (Roles & 0x00F));
+UPDATE log_recent SET Role = Role + (Role >= 4);
+UPDATE log_full SET Role = Role + (Role >= 4);
+
         Version 16.220.14:May 23, 2017	Changes related with new role. Not finished. (220243 lines)
         Version 16.220.13:May 22, 2017	Changes related with new role. Not finished. (220190 lines)
         Version 16.220.12:May 22, 2017	Changes related with new role. Not finished. (220155 lines)