diff --git a/src/serverlib/version.default.inc.php b/src/serverlib/version.default.inc.php
index fda1701..57dfc6e 100644
--- a/src/serverlib/version.default.inc.php
+++ b/src/serverlib/version.default.inc.php
@@ -1,3 +1,3 @@
 <?php
 
-define('B1GMAIL_VERSION', $b1gmail_version = '7.4.1-Beta4');
+define('B1GMAIL_VERSION', $b1gmail_version = '7.4.1-RC1');
diff --git a/src/setup/index.php b/src/setup/index.php
index 077265f..005ff92 100644
--- a/src/setup/index.php
+++ b/src/setup/index.php
@@ -108,7 +108,7 @@ define('STEP_UPDATE_DONE', 109);
 define('DB_INSTALL_PREFIX', 'bm60_');
 
 // target version
-$target_version = '7.4.1-Beta3';
+$target_version = '7.4.1-RC1';
 
 // invoice
 $defaultInvoice = file_get_contents("./rgtemplate.tpl");
diff --git a/src/setup/update.php b/src/setup/update.php
index 1050586..f23fe6b 100644
--- a/src/setup/update.php
+++ b/src/setup/update.php
@@ -29,7 +29,7 @@ if(file_exists(__DIR__."/lock_update")) {
 }
 
 // target version
-$target_version = '7.4.1-Beta4';
+$target_version = '7.4.1-RC1';
 
 // known versions
 $knownVersions = ['7.0.0-Beta1', '7.0.0-Beta2', '7.0.0-Beta3', '7.0.0-RC1', '7.0.0',
@@ -38,7 +38,7 @@ $knownVersions = ['7.0.0-Beta1', '7.0.0-Beta2', '7.0.0-Beta3', '7.0.0-RC1', '7.0
                         '7.3.0-Beta1', '7.3.0-Beta2', '7.3.0-Beta3', '7.3.0-Beta4',
                         '7.3.0-Beta5', '7.3.0-Beta6', '7.3.0',
                         '7.4.0-Beta1', '7.4.0-Beta2', '7.4.0-Beta3', '7.4.0-Beta4', '7.4.0', 
-                        '7.4.1-Beta1', '7.4.1-Beta2', '7.4.1-Beta3'];
+                        '7.4.1-Beta1', '7.4.1-Beta2', '7.4.1-Beta3', '7.4.1-Beta4'];
 
 // steps
 define('STEP_SELECT_LANGUAGE', 0);