diff --git a/Core/Frameworks/BaikalAdmin/Controller/Install/VersionUpgrade.php b/Core/Frameworks/BaikalAdmin/Controller/Install/VersionUpgrade.php
index f3f0c620..2783bda4 100644
--- a/Core/Frameworks/BaikalAdmin/Controller/Install/VersionUpgrade.php
+++ b/Core/Frameworks/BaikalAdmin/Controller/Install/VersionUpgrade.php
@@ -322,22 +322,9 @@ protected function upgrade($sVersionFrom, $sVersionTo) {
             if (!defined("PROJECT_DB_MYSQL") || PROJECT_DB_MYSQL === false) {
 
                 $pdo->exec('UPDATE calendars SET synctoken = 1 WHERE synctoken IS NULL');
-                $pdo->exec('UPDATE addressbooks SET synctoken = 1 WHERE synctoken IS NULL');
 
                 $tmpTable = '_' . time();
                 $pdo->exec('ALTER TABLE calendars RENAME TO calendars' . $tmpTable);
-                $pdo->exec('ALTER TABLE addressbooks RENAME TO addressbooks' . $tmpTable);
-
-                $pdo->exec('
-CREATE TABLE addressbooks (
-    id integer primary key asc NOT NULL,
-    principaluri text NOT NULL,
-    displayname text,
-    uri text NOT NULL,
-    description text,
-    synctoken integer DEFAULT 1 NOT NULL
-);
-                ');
 
                 $pdo->exec('
 CREATE TABLE calendars (
@@ -355,9 +342,8 @@ protected function upgrade($sVersionFrom, $sVersionTo) {
 );');
 
                 $pdo->exec('INSERT INTO calendars SELECT id, principaluri, displayname, uri, synctoken, description, calendarorder, calendarcolor, timezone, components, transparent FROM calendars' . $tmpTable);
-                $pdo->exec('INSERT INTO addressbooks SELECT id, principaluri, displayname, uri, description, synctoken FROM addressbooks' . $tmpTable);
 
-                $this->aSuccess[] = 'Updated calendars and addressbooks tables';
+                $this->aSuccess[] = 'Updated calendars table';
 
             }
 
@@ -386,7 +372,7 @@ protected function upgrade($sVersionFrom, $sVersionTo) {
                 ');
 
                 $pdo->exec('INSERT INTO addressbooks SELECT id, principaluri, displayname, uri, description, synctoken FROM addressbooks' . $tmpTable);
-                $this->aSuccess[] = 'Updated addressbooks tables';
+                $this->aSuccess[] = 'Updated addressbooks table';
 
             }